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13893054 = 237330787
BaseRepresentation
bin110100111111…
…110110111110
3222010211200120
4310333312332
512024034204
61213435410
7226042350
oct64776676
928124616
1013893054
11792a06a
12479bb66
132b55856
141bb90d0
1513466d9
hexd3fdbe

13893054 has 16 divisors (see below), whose sum is σ = 31755648. Its totient is φ = 3969432.

The previous prime is 13893037. The next prime is 13893079. The reversal of 13893054 is 45039831.

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, 165352 + ... + 165435.

It is an arithmetic number, because the mean of its divisors is an integer number (1984728).

Almost surely, 213893054 is an apocalyptic number.

13893054 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

13893054 is an abundant number, since it is smaller than the sum of its proper divisors (17862594).

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

13893054 is a wasteful number, since it uses less digits than its factorization.

13893054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 330799.

The product of its (nonzero) digits is 12960, while the sum is 33.

The square root of 13893054 is about 3727.3387289057. The cubic root of 13893054 is about 240.3989545019.

The spelling of 13893054 in words is "thirteen million, eight hundred ninety-three thousand, fifty-four".

Divisors: 1 2 3 6 7 14 21 42 330787 661574 992361 1984722 2315509 4631018 6946527 13893054