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16888113 = 3211179953
BaseRepresentation
bin100000001101…
…1000100110001
31011210000010200
41000123010301
513310404423
61401545413
7263355324
oct100330461
934700120
1016888113
119595320
1257a5269
133663b88
1423587bb
151738d43
hex101b131

16888113 has 24 divisors (see below), whose sum is σ = 26788320. Its totient is φ = 10167360.

The previous prime is 16888099. The next prime is 16888139. The reversal of 16888113 is 31188861.

It is not a de Polignac number, because 16888113 - 24 = 16888097 is a prime.

It is not an unprimeable number, because it can be changed into a prime (16888153) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 17245 + ... + 18197.

It is an arithmetic number, because the mean of its divisors is an integer number (1116180).

Almost surely, 216888113 is an apocalyptic number.

It is an amenable number.

16888113 is a deficient number, since it is larger than the sum of its proper divisors (9900207).

16888113 is a wasteful number, since it uses less digits than its factorization.

16888113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1149 (or 1146 counting only the distinct ones).

The product of its digits is 9216, while the sum is 36.

The square root of 16888113 is about 4109.5149348798. The cubic root of 16888113 is about 256.5628130654.

It can be divided in two parts, 1688 and 8113, that added together give a square (9801 = 992).

The spelling of 16888113 in words is "sixteen million, eight hundred eighty-eight thousand, one hundred thirteen".

Divisors: 1 3 9 11 33 99 179 537 953 1611 1969 2859 5907 8577 10483 17721 31449 94347 170587 511761 1535283 1876457 5629371 16888113