Search a number
-
+
47512060000000 = 28572375603
BaseRepresentation
bin10101100110110010000110…
…11101010111011100000000
320020020002221011010011210221
422303121003131113130000
522211414144330000000
6245014423344432424
713002430065354301
oct1263310335273400
9206202834104727
1047512060000000
111415882a262362
1253b41a4918714
1320684a275261b
14ba384b4d07a8
15575d6ebc261a
hex2b3643757700

47512060000000 has 144 divisors (see below), whose sum is σ = 118547903938464. Its totient is φ = 19004816000000.

The previous prime is 47512059999961. The next prime is 47512060000019. The reversal of 47512060000000 is 6021574.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a self number, because there is not a number n which added to its sum of digits gives 47512060000000.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18812199 + ... + 21187801.

It is an arithmetic number, because the mean of its divisors is an integer number (823249332906).

Almost surely, 247512060000000 is an apocalyptic number.

47512060000000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 47512060000000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (59273951969232).

47512060000000 is an abundant number, since it is smaller than the sum of its proper divisors (71035843938464).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

47512060000000 is an frugal number, since it uses more digits than its factorization.

47512060000000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2375654 (or 2375610 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 25.

Adding to 47512060000000 its reverse (6021574), we get a palindrome (47512066021574).

The spelling of 47512060000000 in words is "forty-seven trillion, five hundred twelve billion, sixty million", and thus it is an aban number.

Divisors: 1 2 4 5 8 10 16 20 25 32 40 50 64 80 100 125 128 160 200 250 256 320 400 500 625 640 800 1000 1250 1280 1600 2000 2500 3125 3200 4000 5000 6250 6400 8000 10000 12500 15625 16000 20000 25000 31250 32000 40000 50000 62500 78125 80000 100000 125000 156250 160000 200000 250000 312500 400000 500000 625000 800000 1000000 1250000 2000000 2375603 2500000 4000000 4751206 5000000 9502412 10000000 11878015 19004824 20000000 23756030 38009648 47512060 59390075 76019296 95024120 118780150 152038592 190048240 237560300 296950375 304077184 380096480 475120600 593900750 608154368 760192960 950241200 1187801500 1484751875 1520385920 1900482400 2375603000 2969503750 3040771840 3800964800 4751206000 5939007500 7423759375 7601929600 9502412000 11878015000 14847518750 15203859200 19004824000 23756030000 29695037500 37118796875 38009648000 47512060000 59390075000 74237593750 76019296000 95024120000 118780150000 148475187500 185593984375 190048240000 237560300000 296950375000 371187968750 380096480000 475120600000 593900750000 742375937500 950241200000 1187801500000 1484751875000 1900482400000 2375603000000 2969503750000 4751206000000 5939007500000 9502412000000 11878015000000 23756030000000 47512060000000