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13107465 = 325741611
BaseRepresentation
bin110010000000…
…000100001001
3220122221001200
4302000010021
511323414330
61144534413
7216261120
oct62000411
926587050
1013107465
117442918
124481409
13293c0c7
141a52ab7
15123da60
hexc80109

13107465 has 24 divisors (see below), whose sum is σ = 25965888. Its totient is φ = 5991840.

The previous prime is 13107463. The next prime is 13107469. The reversal of 13107465 is 56470131.

It is not a de Polignac number, because 13107465 - 21 = 13107463 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (13107461) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 20491 + ... + 21120.

It is an arithmetic number, because the mean of its divisors is an integer number (1081912).

Almost surely, 213107465 is an apocalyptic number.

13107465 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

13107465 is a deficient number, since it is larger than the sum of its proper divisors (12858423).

13107465 is a wasteful number, since it uses less digits than its factorization.

13107465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41629 (or 41626 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 27.

The square root of 13107465 is about 3620.4233177903. The cubic root of 13107465 is about 235.7796048807.

Adding to 13107465 its reverse (56470131), we get a palindrome (69577596).

The spelling of 13107465 in words is "thirteen million, one hundred seven thousand, four hundred sixty-five".

Divisors: 1 3 5 7 9 15 21 35 45 63 105 315 41611 124833 208055 291277 374499 624165 873831 1456385 1872495 2621493 4369155 13107465