Search a number
-
+
120807604400 = 2452752182813
BaseRepresentation
bin111000010000010110…
…0011100000010110000
3102112211021211011110112
41300200230130002300
53434403221320100
6131255342120452
711504503460120
oct1604054340260
9375737734415
10120807604400
114726381a27a
121b4b6280128
13b5136005b2
145bc06d0c80
153220d30b35
hex1c20b1c0b0

120807604400 has 120 divisors (see below), whose sum is σ = 332343844704. Its totient is φ = 41339750400.

The previous prime is 120807604349. The next prime is 120807604403. The reversal of 120807604400 is 4406708021.

It is not an unprimeable number, because it can be changed into a prime (120807604403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1417394 + ... + 1500206.

Almost surely, 2120807604400 is an apocalyptic number.

120807604400 is a gapful number since it is divisible by the number (10) 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 120807604400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (166171922352).

120807604400 is an abundant number, since it is smaller than the sum of its proper divisors (211536240304).

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

120807604400 is a wasteful number, since it uses less digits than its factorization.

120807604400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83359 (or 83348 counting only the distinct ones).

The product of its (nonzero) digits is 10752, while the sum is 32.

The spelling of 120807604400 in words is "one hundred twenty billion, eight hundred seven million, six hundred four thousand, four hundred".

Divisors: 1 2 4 5 7 8 10 14 16 20 25 28 35 40 50 56 70 80 100 112 140 175 200 280 350 400 521 560 700 1042 1400 2084 2605 2800 3647 4168 5210 7294 8336 10420 13025 14588 18235 20840 26050 29176 36470 41680 52100 58352 72940 82813 91175 104200 145880 165626 182350 208400 291760 331252 364700 414065 579691 662504 729400 828130 1159382 1325008 1458800 1656260 2070325 2318764 2898455 3312520 4140650 4637528 5796910 6625040 8281300 9275056 11593820 14492275 16562600 23187640 28984550 33125200 43145573 46375280 57969100 86291146 115938200 172582292 215727865 231876400 302019011 345164584 431455730 604038022 690329168 862911460 1078639325 1208076044 1510095055 1725822920 2157278650 2416152088 3020190110 3451645840 4314557300 4832304176 6040380220 7550475275 8629114600 12080760440 15100950550 17258229200 24161520880 30201901100 60403802200 120807604400