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93087234157 = 4310720231957
BaseRepresentation
bin101011010110001101…
…1100111100001101101
322220021102001110020011
41112230123213201231
53011120312443112
6110432542253221
76503534302141
oct1265433474155
9286242043204
1093087234157
1136529353885
121605a887211
138a165ca858
144710d31221
15264c402aa7
hex15ac6e786d

93087234157 has 8 divisors (see below), whose sum is σ = 96142264416. Its totient is φ = 90072668112.

The previous prime is 93087234113. The next prime is 93087234167. The reversal of 93087234157 is 75143278039.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 93087234157 - 219 = 93086709869 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 93087234157.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (93087234167) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10111378 + ... + 10120579.

It is an arithmetic number, because the mean of its divisors is an integer number (12017783052).

Almost surely, 293087234157 is an apocalyptic number.

It is an amenable number.

93087234157 is a deficient number, since it is larger than the sum of its proper divisors (3055030259).

93087234157 is a wasteful number, since it uses less digits than its factorization.

93087234157 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20232107.

The product of its (nonzero) digits is 1270080, while the sum is 49.

The spelling of 93087234157 in words is "ninety-three billion, eighty-seven million, two hundred thirty-four thousand, one hundred fifty-seven".

Divisors: 1 43 107 4601 20231957 869974151 2164819399 93087234157