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13895900 = 2252138959
BaseRepresentation
bin110101000000…
…100011011100
3222010222120222
4311000203130
512024132100
61213500512
7226053554
oct65004334
928128528
1013895900
117931217
1247a1738
132b56c35
141bba164
151347485
hexd408dc

13895900 has 18 divisors (see below), whose sum is σ = 30154320. Its totient is φ = 5558320.

The previous prime is 13895899. The next prime is 13895909. The reversal of 13895900 is 959831.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13895909) 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, 69380 + ... + 69579.

It is an arithmetic number, because the mean of its divisors is an integer number (1675240).

Almost surely, 213895900 is an apocalyptic number.

13895900 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13895900 is an abundant number, since it is smaller than the sum of its proper divisors (16258420).

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

13895900 is a wasteful number, since it uses less digits than its factorization.

13895900 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138973 (or 138966 counting only the distinct ones).

The product of its (nonzero) digits is 9720, while the sum is 35.

The square root of 13895900 is about 3727.7204830835. The cubic root of 13895900 is about 240.4153686685.

The spelling of 13895900 in words is "thirteen million, eight hundred ninety-five thousand, nine hundred".

Divisors: 1 2 4 5 10 20 25 50 100 138959 277918 555836 694795 1389590 2779180 3473975 6947950 13895900