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13752968 = 2310117021
BaseRepresentation
bin110100011101…
…101010001000
3221212201112012
4310131222020
512010043333
61210435052
7224620055
oct64355210
927781465
1013752968
117843899
124732a88
132b06b68
141b8002c
151319e48
hexd1da88

13752968 has 16 divisors (see below), whose sum is σ = 26043660. Its totient is φ = 6808000.

The previous prime is 13752967. The next prime is 13752971. The reversal of 13752968 is 86925731.

It can be written as a sum of positive squares in 2 ways, for example, as 9351364 + 4401604 = 3058^2 + 2098^2 .

It is not an unprimeable number, because it can be changed into a prime (13752961) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7703 + ... + 9318.

Almost surely, 213752968 is an apocalyptic number.

It is an amenable number.

13752968 is a deficient number, since it is larger than the sum of its proper divisors (12290692).

13752968 is a wasteful number, since it uses less digits than its factorization.

13752968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17128 (or 17124 counting only the distinct ones).

The product of its digits is 90720, while the sum is 41.

The square root of 13752968 is about 3708.4994269920. The cubic root of 13752968 is about 239.5882291089.

The spelling of 13752968 in words is "thirteen million, seven hundred fifty-two thousand, nine hundred sixty-eight".

Divisors: 1 2 4 8 101 202 404 808 17021 34042 68084 136168 1719121 3438242 6876484 13752968