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157030114661 = 7371759344681
BaseRepresentation
bin1001001000111110111…
…0010110010101100101
3120000022200212100012122
42102033232112111211
510033044202132121
6200045540155325
714226231644240
oct2221756262545
9500280770178
10157030114661
1160661451372
1226525098b45
1311a66b9a614
14785930a257
154140d965ab
hex248fb96565

157030114661 has 16 divisors (see below), whose sum is σ = 184418657280. Its totient is φ = 130884647040.

The previous prime is 157030114651. The next prime is 157030114667. The reversal of 157030114661 is 166411030751.

It is not a de Polignac number, because 157030114661 - 26 = 157030114597 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (157030114667) 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, 283241 + ... + 627921.

It is an arithmetic number, because the mean of its divisors is an integer number (11526166080).

Almost surely, 2157030114661 is an apocalyptic number.

It is an amenable number.

157030114661 is a deficient number, since it is larger than the sum of its proper divisors (27388542619).

157030114661 is a wasteful number, since it uses less digits than its factorization.

157030114661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 346484.

The product of its (nonzero) digits is 15120, while the sum is 35.

The spelling of 157030114661 in words is "one hundred fifty-seven billion, thirty million, one hundred fourteen thousand, six hundred sixty-one".

Divisors: 1 7 37 259 1759 12313 65083 344681 455581 2412767 12753197 89272379 606293879 4244057153 22432873523 157030114661