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13901761 = 107173751
BaseRepresentation
bin110101000001…
…111111000001
3222011021122001
4311001333001
512024324021
61213544001
7226106626
oct65017701
928137561
1013901761
117935665
1247a5001
132b597c3
141bbc34d
151349091
hexd41fc1

13901761 has 8 divisors (see below), whose sum is σ = 14131584. Its totient is φ = 13674000.

The previous prime is 13901743. The next prime is 13901773. The reversal of 13901761 is 16710931.

13901761 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 13901761 - 27 = 13901633 is a prime.

It is a super-2 number, since 2×139017612 = 386517917802242, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13902761) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18136 + ... + 18886.

It is an arithmetic number, because the mean of its divisors is an integer number (1766448).

Almost surely, 213901761 is an apocalyptic number.

It is an amenable number.

13901761 is a deficient number, since it is larger than the sum of its proper divisors (229823).

13901761 is a wasteful number, since it uses less digits than its factorization.

13901761 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1031.

The product of its (nonzero) digits is 1134, while the sum is 28.

The square root of 13901761 is about 3728.5065374758. The cubic root of 13901761 is about 240.4491646423.

The spelling of 13901761 in words is "thirteen million, nine hundred one thousand, seven hundred sixty-one".

Divisors: 1 107 173 751 18511 80357 129923 13901761