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157930167524 = 22113497347873
BaseRepresentation
bin1001001100010101011…
…1110001110011100100
3120002122102110202121212
42103011113301303210
510041420110330044
6200315131330552
714260441163123
oct2230527616344
9502572422555
10157930167524
1160a8350a408
12267365b0a58
1311b7b4b208c
147902a7baba
154194dd3a9e
hex24c55f1ce4

157930167524 has 12 divisors (see below), whose sum is σ = 276381022764. Its totient is φ = 78964161024.

The previous prime is 157930167517. The next prime is 157930167553. The reversal of 157930167524 is 425761039751.

157930167524 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 15038607424 + 142891560100 = 122632^2 + 378010^2 .

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 280052 + ... + 627924.

It is an arithmetic number, because the mean of its divisors is an integer number (23031751897).

Almost surely, 2157930167524 is an apocalyptic number.

It is an amenable number.

157930167524 is a deficient number, since it is larger than the sum of its proper divisors (118450855240).

157930167524 is a wasteful number, since it uses less digits than its factorization.

157930167524 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 461374 (or 461372 counting only the distinct ones).

The product of its (nonzero) digits is 1587600, while the sum is 50.

The spelling of 157930167524 in words is "one hundred fifty-seven billion, nine hundred thirty million, one hundred sixty-seven thousand, five hundred twenty-four".

Divisors: 1 2 4 113497 226994 347873 453988 695746 1391492 39482541881 78965083762 157930167524