Search a number
120031252704 = 253311271103157
BaseRepresentation
bin110111111001001101…
…0111001000011100000
3102110211011222102011000
41233302122321003200
53431311000041304
6131050330152000
711446325546106
oct1576232710340
9373734872130
10120031252704
11469a5570800
121b31a282600
13b41b80a5ac
145b4955dc76
1531c7aca939
hex1bf26b90e0

120031252704 has 576 divisors, whose sum is σ = 396529136640. Its totient is φ = 35286451200.

The previous prime is 120031252681. The next prime is 120031252709. The reversal of 120031252704 is 407252130021.

120031252704 is a `hidden beast` number, since 120 + 0 + 3 + 12 + 527 + 0 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120031252709) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 764530194 + ... + 764530350.

It is an arithmetic number, because the mean of its divisors is an integer number (688418640).

Almost surely, 2120031252704 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 120031252704, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (198264568320).

120031252704 is an abundant number, since it is smaller than the sum of its proper divisors (276497883936).

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

120031252704 is a wasteful number, since it uses less digits than its factorization.

120031252704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 372 (or 347 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 27.

Adding to 120031252704 its reverse (407252130021), we get a palindrome (527283382725).

The spelling of 120031252704 in words is "one hundred twenty billion, thirty-one million, two hundred fifty-two thousand, seven hundred four".