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13010452 = 22713311153
BaseRepresentation
bin110001101000…
…011000010100
3220110222222121
4301220120110
511312313302
61142505324
7215405230
oct61503024
926428877
1013010452
117386a44
124435244
132906bc0
141a295c0
15121ee37
hexc68614

13010452 has 48 divisors (see below), whose sum is σ = 28951552. Its totient is φ = 4976640.

The previous prime is 13010447. The next prime is 13010477. The reversal of 13010452 is 25401031.

It is a super-2 number, since 2×130104522 = 338543722488608, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10708 + ... + 11860.

Almost surely, 213010452 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13010452, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14475776).

13010452 is an abundant number, since it is smaller than the sum of its proper divisors (15941100).

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

13010452 is a wasteful number, since it uses less digits than its factorization.

13010452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1208 (or 1206 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 16.

The square root of 13010452 is about 3607.0004158580. Note that the first 3 decimals coincide. The cubic root of 13010452 is about 235.1964676610.

Adding to 13010452 its reverse (25401031), we get a palindrome (38411483).

The spelling of 13010452 in words is "thirteen million, ten thousand, four hundred fifty-two".

Divisors: 1 2 4 7 13 14 26 28 31 52 62 91 124 182 217 364 403 434 806 868 1153 1612 2306 2821 4612 5642 8071 11284 14989 16142 29978 32284 35743 59956 71486 104923 142972 209846 250201 419692 464659 500402 929318 1000804 1858636 3252613 6505226 13010452