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13507107 = 322919661
BaseRepresentation
bin110011100001…
…101000100011
3221102020021020
4303201220203
511424211412
61201300523
7222544215
oct63415043
927366236
1013507107
1176960a9
124634743
132a4bc93
141b185b5
1512bc18c
hexce1a23

13507107 has 8 divisors (see below), whose sum is σ = 18089040. Its totient is φ = 8964960.

The previous prime is 13507073. The next prime is 13507121. The reversal of 13507107 is 70170531.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 13507107 - 211 = 13505059 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13502107) 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 7 ways as a sum of consecutive naturals, for example, 9144 + ... + 10517.

It is an arithmetic number, because the mean of its divisors is an integer number (2261130).

Almost surely, 213507107 is an apocalyptic number.

13507107 is a deficient number, since it is larger than the sum of its proper divisors (4581933).

13507107 is a wasteful number, since it uses less digits than its factorization.

13507107 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19893.

The product of its (nonzero) digits is 735, while the sum is 24.

The square root of 13507107 is about 3675.2016271220. The cubic root of 13507107 is about 238.1519343883.

Adding to 13507107 its reverse (70170531), we get a palindrome (83677638).

The spelling of 13507107 in words is "thirteen million, five hundred seven thousand, one hundred seven".

Divisors: 1 3 229 687 19661 58983 4502369 13507107