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93880157 = 713411451
BaseRepresentation
bin1011001100001…
…11111101011101
320112122121100212
411212013331131
5143013131112
613152102205
72216653040
oct546077535
9215577325
1093880157
1148aa1608
1227534965
13165b00b7
14c67ac57
158396522
hex5987f5d

93880157 has 4 divisors (see below), whose sum is σ = 107291616. Its totient is φ = 80468700.

The previous prime is 93880147. The next prime is 93880187. The reversal of 93880157 is 75108839.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 93880157 - 24 = 93880141 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 (93880147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6705719 + ... + 6705732.

It is an arithmetic number, because the mean of its divisors is an integer number (26822904).

Almost surely, 293880157 is an apocalyptic number.

It is an amenable number.

93880157 is a deficient number, since it is larger than the sum of its proper divisors (13411459).

93880157 is a wasteful number, since it uses less digits than its factorization.

93880157 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13411458.

The product of its (nonzero) digits is 60480, while the sum is 41.

The square root of 93880157 is about 9689.1773128579. The cubic root of 93880157 is about 454.4902829607.

The spelling of 93880157 in words is "ninety-three million, eight hundred eighty thousand, one hundred fifty-seven".

Divisors: 1 7 13411451 93880157