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13974250 = 25355897
BaseRepresentation
bin110101010011…
…101011101010
3222021222001211
4311103223222
512034134000
61215303334
7226531153
oct65235352
928258054
1013974250
117985074
12481ab4a
132b837b4
141bda92a
1513607ba
hexd53aea

13974250 has 16 divisors (see below), whose sum is σ = 26160264. Its totient is φ = 5589600.

The previous prime is 13974239. The next prime is 13974277. The reversal of 13974250 is 5247931.

It can be written as a sum of positive squares in 4 ways, for example, as 4481689 + 9492561 = 2117^2 + 3081^2 .

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, 27699 + ... + 28198.

Almost surely, 213974250 is an apocalyptic number.

13974250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13974250 is a deficient number, since it is larger than the sum of its proper divisors (12186014).

13974250 is an equidigital number, since it uses as much as digits as its factorization.

13974250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55914 (or 55904 counting only the distinct ones).

The product of its (nonzero) digits is 7560, while the sum is 31.

The square root of 13974250 is about 3738.2148145873. The cubic root of 13974250 is about 240.8663710565.

The spelling of 13974250 in words is "thirteen million, nine hundred seventy-four thousand, two hundred fifty".

Divisors: 1 2 5 10 25 50 125 250 55897 111794 279485 558970 1397425 2794850 6987125 13974250