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13134056 = 2313472687
BaseRepresentation
bin110010000110…
…100011101000
3220201021112112
4302012203220
511330242211
61145301452
7216431465
oct62064350
926637475
1013134056
1174608a1
124494888
13294b240
141a5c66c
15124688b
hexc868e8

13134056 has 32 divisors (see below), whose sum is σ = 27095040. Its totient is φ = 5930688.

The previous prime is 13134041. The next prime is 13134059. The reversal of 13134056 is 65043131.

13134056 = T53 + T54 + ... + T428.

It is a happy number.

It is a super-2 number, since 2×131340562 = 345006854022272, which contains 22 as substring.

It is a plaindrome in base 15.

It is not an unprimeable number, because it can be changed into a prime (13134059) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3545 + ... + 6231.

It is an arithmetic number, because the mean of its divisors is an integer number (846720).

Almost surely, 213134056 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 13134056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13547520).

13134056 is an abundant number, since it is smaller than the sum of its proper divisors (13960984).

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

13134056 is a wasteful number, since it uses less digits than its factorization.

13134056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2753 (or 2749 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 23.

The square root of 13134056 is about 3624.0938177702. The cubic root of 13134056 is about 235.9389385261.

Adding to 13134056 its reverse (65043131), we get a palindrome (78177187).

The spelling of 13134056 in words is "thirteen million, one hundred thirty-four thousand, fifty-six".

Divisors: 1 2 4 8 13 26 47 52 94 104 188 376 611 1222 2444 2687 4888 5374 10748 21496 34931 69862 126289 139724 252578 279448 505156 1010312 1641757 3283514 6567028 13134056