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13455716 = 223790917
BaseRepresentation
bin110011010101…
…000101100100
3221022121202212
4303111011210
511421040331
61200222552
7222241331
oct63250544
927277685
1013455716
11766052a
12460aa58
132a31781
141b03988
1512abd2b
hexcd5164

13455716 has 12 divisors (see below), whose sum is σ = 24184188. Its totient is φ = 6545952.

The previous prime is 13455709. The next prime is 13455719. The reversal of 13455716 is 61755431.

It can be written as a sum of positive squares in 2 ways, for example, as 10863616 + 2592100 = 3296^2 + 1610^2 .

It is not an unprimeable number, because it can be changed into a prime (13455719) 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, 45311 + ... + 45606.

It is an arithmetic number, because the mean of its divisors is an integer number (2015349).

Almost surely, 213455716 is an apocalyptic number.

It is an amenable number.

13455716 is a deficient number, since it is larger than the sum of its proper divisors (10728472).

13455716 is a wasteful number, since it uses less digits than its factorization.

13455716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90958 (or 90956 counting only the distinct ones).

The product of its digits is 12600, while the sum is 32.

The square root of 13455716 is about 3668.2033749507. The cubic root of 13455716 is about 237.8495153027.

The spelling of 13455716 in words is "thirteen million, four hundred fifty-five thousand, seven hundred sixteen".

Divisors: 1 2 4 37 74 148 90917 181834 363668 3363929 6727858 13455716