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157284748033 = 72591011932791
BaseRepresentation
bin1001001001111011100…
…1101100101100000001
3120000222110000001112021
42102132321230230001
510034104343414113
6200131114001441
714235443204500
oct2223671545401
9500873001467
10157284748033
116078215a176
1226596416281
1311aa7872c5a
147881070837
1541583e348d
hex249ee6cb01

157284748033 has 48 divisors (see below), whose sum is σ = 188948488320. Its totient is φ = 130491648000.

The previous prime is 157284748031. The next prime is 157284748057. The reversal of 157284748033 is 330847482751.

It is not a de Polignac number, because 157284748033 - 21 = 157284748031 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (157284748031) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 56352868 + ... + 56355658.

It is an arithmetic number, because the mean of its divisors is an integer number (3936426840).

Almost surely, 2157284748033 is an apocalyptic number.

It is an amenable number.

157284748033 is a deficient number, since it is larger than the sum of its proper divisors (31663740287).

157284748033 is a wasteful number, since it uses less digits than its factorization.

157284748033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3158 (or 3151 counting only the distinct ones).

The product of its (nonzero) digits is 4515840, while the sum is 52.

The spelling of 157284748033 in words is "one hundred fifty-seven billion, two hundred eighty-four million, seven hundred forty-eight thousand, thirty-three".

Divisors: 1 7 49 59 101 193 413 707 1351 2791 2891 4949 5959 9457 11387 19493 19537 41713 79709 136451 136759 164669 281891 291991 538663 557963 955157 1150087 1152683 1973237 3770641 8050609 8068781 13812659 16631569 26394487 31781117 54404963 56354263 116420983 222467819 380834741 814946881 1557274733 2665843187 3209892817 22469249719 157284748033