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16056157 = 134328723
BaseRepresentation
bin111101001111…
…111101011101
31010012201220111
4331033331131
513102244112
61332050021
7253321645
oct75177535
933181814
1016056157
119077257
125463911
1334322b0
1421bd525
1516225a7
hexf4ff5d

16056157 has 8 divisors (see below), whose sum is σ = 17693984. Its totient is φ = 14475888.

The previous prime is 16056149. The next prime is 16056163. The reversal of 16056157 is 75165061.

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 16056157 - 23 = 16056149 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16056137) 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, 13803 + ... + 14920.

It is an arithmetic number, because the mean of its divisors is an integer number (2211748).

Almost surely, 216056157 is an apocalyptic number.

It is an amenable number.

16056157 is a deficient number, since it is larger than the sum of its proper divisors (1637827).

16056157 is a wasteful number, since it uses less digits than its factorization.

16056157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28779.

The product of its (nonzero) digits is 6300, while the sum is 31.

The square root of 16056157 is about 4007.0134763936. The cubic root of 16056157 is about 252.2786715223.

The spelling of 16056157 in words is "sixteen million, fifty-six thousand, one hundred fifty-seven".

Divisors: 1 13 43 559 28723 373399 1235089 16056157