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13727860 = 2251634211
BaseRepresentation
bin110100010111…
…100001110100
3221211110002021
4310113201310
512003242420
61210122524
7224453626
oct64274164
927743067
1013727860
117826a43
124720444
132ac85c3
141b74c16
1513127aa
hexd17874

13727860 has 24 divisors (see below), whose sum is σ = 29012256. Its totient is φ = 5456160.

The previous prime is 13727839. The next prime is 13727873. The reversal of 13727860 is 6872731.

13727860 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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, 1155 + ... + 5365.

It is an arithmetic number, because the mean of its divisors is an integer number (1208844).

Almost surely, 213727860 is an apocalyptic number.

13727860 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13727860 is an abundant number, since it is smaller than the sum of its proper divisors (15284396).

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

13727860 is a wasteful number, since it uses less digits than its factorization.

13727860 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4383 (or 4381 counting only the distinct ones).

The product of its (nonzero) digits is 14112, while the sum is 34.

The square root of 13727860 is about 3705.1126838465. The cubic root of 13727860 is about 239.4423394910.

The spelling of 13727860 in words is "thirteen million, seven hundred twenty-seven thousand, eight hundred sixty".

Divisors: 1 2 4 5 10 20 163 326 652 815 1630 3260 4211 8422 16844 21055 42110 84220 686393 1372786 2745572 3431965 6863930 13727860