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13797660 = 2235229961
BaseRepresentation
bin110100101000…
…100100011100
3221221222211110
4310220210130
512013011120
61211422020
7225164262
oct64504434
927858743
1013797660
117874428
124754910
132b212c6
141b92432
1513282e0
hexd2891c

13797660 has 24 divisors (see below), whose sum is σ = 38633616. Its totient is φ = 3679360.

The previous prime is 13797653. The next prime is 13797673. The reversal of 13797660 is 6679731.

It is a hoax number, since the sum of its digits (39) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 114921 + ... + 115040.

It is an arithmetic number, because the mean of its divisors is an integer number (1609734).

Almost surely, 213797660 is an apocalyptic number.

13797660 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13797660 is an abundant number, since it is smaller than the sum of its proper divisors (24835956).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13797660 is a wasteful number, since it uses less digits than its factorization.

13797660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 229973 (or 229971 counting only the distinct ones).

The product of its (nonzero) digits is 47628, while the sum is 39.

The square root of 13797660 is about 3714.5201574362. The cubic root of 13797660 is about 239.8474725290.

The spelling of 13797660 in words is "thirteen million, seven hundred ninety-seven thousand, six hundred sixty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 229961 459922 689883 919844 1149805 1379766 2299610 2759532 3449415 4599220 6898830 13797660