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20123314000 = 245326713767
BaseRepresentation
bin10010101111011100…
…010110011101010000
31220221102120021020221
4102233130112131100
5312203032022000
613124452242424
71311450226636
oct225734263520
956842507227
1020123314000
1185970a4719
123a97310414
131b890c20ba
14d8c825356
157cb9c861a
hex4af716750

20123314000 has 80 divisors (see below), whose sum is σ = 48689312256. Its totient is φ = 8044176000.

The previous prime is 20123313989. The next prime is 20123314009. The reversal of 20123314000 is 41332102.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20123314009) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5340117 + ... + 5343883.

Almost surely, 220123314000 is an apocalyptic number.

20123314000 is a gapful number since it is divisible by the number (20) 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 20123314000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24344656128).

20123314000 is an abundant number, since it is smaller than the sum of its proper divisors (28565998256).

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

20123314000 is a wasteful number, since it uses less digits than its factorization.

20123314000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6461 (or 6445 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 20123314000 its reverse (41332102), we get a palindrome (20164646102).

The spelling of 20123314000 in words is "twenty billion, one hundred twenty-three million, three hundred fourteen thousand".

Divisors: 1 2 4 5 8 10 16 20 25 40 50 80 100 125 200 250 400 500 1000 2000 2671 3767 5342 7534 10684 13355 15068 18835 21368 26710 30136 37670 42736 53420 60272 66775 75340 94175 106840 133550 150680 188350 213680 267100 301360 333875 376700 470875 534200 667750 753400 941750 1068400 1335500 1506800 1883500 2671000 3767000 5342000 7534000 10061657 20123314 40246628 50308285 80493256 100616570 160986512 201233140 251541425 402466280 503082850 804932560 1006165700 1257707125 2012331400 2515414250 4024662800 5030828500 10061657000 20123314000