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13855014 = 232769723
BaseRepresentation
bin110100110110…
…100100100110
3222001220111200
4310312210212
512021330024
61212543330
7225523425
oct64664446
928056450
1013855014
117903528
124781b46
132b41444
141ba92bc
15133a2c9
hexd36926

13855014 has 12 divisors (see below), whose sum is σ = 30019236. Its totient is φ = 4618332.

The previous prime is 13855003. The next prime is 13855019. The reversal of 13855014 is 41055831.

13855014 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×138550142 = 383922825880392, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13855019) 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, 384844 + ... + 384879.

It is an arithmetic number, because the mean of its divisors is an integer number (2501603).

Almost surely, 213855014 is an apocalyptic number.

13855014 is an abundant number, since it is smaller than the sum of its proper divisors (16164222).

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

13855014 is a wasteful number, since it uses less digits than its factorization.

13855014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 769731 (or 769728 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 27.

The square root of 13855014 is about 3722.2323946793. The cubic root of 13855014 is about 240.1793451138.

The spelling of 13855014 in words is "thirteen million, eight hundred fifty-five thousand, fourteen".

Divisors: 1 2 3 6 9 18 769723 1539446 2309169 4618338 6927507 13855014