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13901877 = 3211140423
BaseRepresentation
bin110101000010…
…000000110101
3222011021210100
4311002000311
512024330002
61213544313
7226110153
oct65020065
928137710
1013901877
117935760
1247a5099
132b59882
141bbc3d3
15134911c
hexd42035

13901877 has 12 divisors (see below), whose sum is σ = 21906144. Its totient is φ = 8425320.

The previous prime is 13901873. The next prime is 13901887. The reversal of 13901877 is 77810931.

13901877 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 13901877 - 22 = 13901873 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13901873) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 70113 + ... + 70310.

It is an arithmetic number, because the mean of its divisors is an integer number (1825512).

Almost surely, 213901877 is an apocalyptic number.

It is an amenable number.

13901877 is a deficient number, since it is larger than the sum of its proper divisors (8004267).

13901877 is a wasteful number, since it uses less digits than its factorization.

13901877 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140440 (or 140437 counting only the distinct ones).

The product of its (nonzero) digits is 10584, while the sum is 36.

The square root of 13901877 is about 3728.5220932697. The cubic root of 13901877 is about 240.4498334311.

The spelling of 13901877 in words is "thirteen million, nine hundred one thousand, eight hundred seventy-seven".

Divisors: 1 3 9 11 33 99 140423 421269 1263807 1544653 4633959 13901877