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13756007 = 475412
BaseRepresentation
bin110100011110…
…011001100111
3221212212200202
4310132121213
512010143012
61210501115
7224631656
oct64363147
927785622
1013756007
117846101
12473479b
132b08365
141b8119d
15131acc2
hexd1e667

13756007 has 6 divisors (see below), whose sum is σ = 14074704. Its totient is φ = 13438440.

The previous prime is 13755997. The next prime is 13756021. The reversal of 13756007 is 70065731.

It is not a de Polignac number, because 13756007 - 212 = 13751911 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13756807) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 25157 + ... + 25697.

It is an arithmetic number, because the mean of its divisors is an integer number (2345784).

Almost surely, 213756007 is an apocalyptic number.

13756007 is a deficient number, since it is larger than the sum of its proper divisors (318697).

13756007 is an frugal number, since it uses more digits than its factorization.

13756007 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1129 (or 588 counting only the distinct ones).

The product of its (nonzero) digits is 4410, while the sum is 29.

The square root of 13756007 is about 3708.9091388170. The cubic root of 13756007 is about 239.6058751183.

The spelling of 13756007 in words is "thirteen million, seven hundred fifty-six thousand, seven".

Divisors: 1 47 541 25427 292681 13756007