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13672068 = 2236071877
BaseRepresentation
bin110100001001…
…111010000100
3221201121112220
4310021322010
512000001233
61205012340
7224132154
oct64117204
927647486
1013672068
117799033
1246b40b0
132aa90a7
141b5c764
151300eb3
hexd09e84

13672068 has 24 divisors (see below), whose sum is σ = 31971072. Its totient is φ = 4547424.

The previous prime is 13672049. The next prime is 13672111. The reversal of 13672068 is 86027631.

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, 6346 + ... + 8222.

It is an arithmetic number, because the mean of its divisors is an integer number (1332128).

Almost surely, 213672068 is an apocalyptic number.

It is an amenable number.

13672068 is an abundant number, since it is smaller than the sum of its proper divisors (18299004).

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

13672068 is a wasteful number, since it uses less digits than its factorization.

13672068 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2491 (or 2489 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 33.

The square root of 13672068 is about 3697.5759627085. The cubic root of 13672068 is about 239.1175230092.

Adding to 13672068 its reverse (86027631), we get a palindrome (99699699).

The spelling of 13672068 in words is "thirteen million, six hundred seventy-two thousand, sixty-eight".

Divisors: 1 2 3 4 6 12 607 1214 1821 1877 2428 3642 3754 5631 7284 7508 11262 22524 1139339 2278678 3418017 4557356 6836034 13672068