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13577052 = 2231131421
BaseRepresentation
bin110011110010…
…101101011100
3221112210012210
4303302231130
511433431202
61203000420
7223255146
oct63625534
927483183
1013577052
117733705
124669110
132a74a78
141b35c96
1512d2c6c
hexcf2b5c

13577052 has 12 divisors (see below), whose sum is σ = 31679816. Its totient is φ = 4525680.

The previous prime is 13577041. The next prime is 13577059. The reversal of 13577052 is 25077531.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13577059) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 565699 + ... + 565722.

Almost surely, 213577052 is an apocalyptic number.

13577052 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

13577052 is an abundant number, since it is smaller than the sum of its proper divisors (18102764).

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

13577052 is a wasteful number, since it uses less digits than its factorization.

13577052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1131428 (or 1131426 counting only the distinct ones).

The product of its (nonzero) digits is 7350, while the sum is 30.

The square root of 13577052 is about 3684.7051442415. The cubic root of 13577052 is about 238.5623076444.

The spelling of 13577052 in words is "thirteen million, five hundred seventy-seven thousand, fifty-two".

Divisors: 1 2 3 4 6 12 1131421 2262842 3394263 4525684 6788526 13577052