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13274952 = 233553123
BaseRepresentation
bin110010101000…
…111101001000
3220222102210220
4302220331020
511344244302
61152310040
7220556325
oct62507510
926872726
1013274952
117547739
124542320
13299a402
141a97b4c
1512734bc
hexca8f48

13274952 has 16 divisors (see below), whose sum is σ = 33187440. Its totient is φ = 4424976.

The previous prime is 13274903. The next prime is 13274957. The reversal of 13274952 is 25947231.

It is not an unprimeable number, because it can be changed into a prime (13274957) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 276538 + ... + 276585.

It is an arithmetic number, because the mean of its divisors is an integer number (2074215).

Almost surely, 213274952 is an apocalyptic number.

13274952 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

13274952 is an abundant number, since it is smaller than the sum of its proper divisors (19912488).

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

13274952 is a wasteful number, since it uses less digits than its factorization.

13274952 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 553132 (or 553128 counting only the distinct ones).

The product of its digits is 15120, while the sum is 33.

The square root of 13274952 is about 3643.4807533456. The cubic root of 13274952 is about 236.7796203091.

The spelling of 13274952 in words is "thirteen million, two hundred seventy-four thousand, nine hundred fifty-two".

Divisors: 1 2 3 4 6 8 12 24 553123 1106246 1659369 2212492 3318738 4424984 6637476 13274952