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13744107 = 331339157
BaseRepresentation
bin110100011011…
…011111101011
3221212021101000
4310123133223
512004302412
61210330043
7224552166
oct64333753
927767330
1013744107
117838173
124729923
132b02b10
141b7aadd
1513174dc
hexd1b7eb

13744107 has 16 divisors (see below), whose sum is σ = 21928480. Its totient is φ = 8457696.

The previous prime is 13744097. The next prime is 13744111. The reversal of 13744107 is 70144731.

13744107 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 13744107 - 215 = 13711339 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13744187) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19228 + ... + 19929.

It is an arithmetic number, because the mean of its divisors is an integer number (1370530).

Almost surely, 213744107 is an apocalyptic number.

13744107 is a deficient number, since it is larger than the sum of its proper divisors (8184373).

13744107 is a wasteful number, since it uses less digits than its factorization.

13744107 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39179 (or 39173 counting only the distinct ones).

The product of its (nonzero) digits is 2352, while the sum is 27.

The square root of 13744107 is about 3707.3045464326. The cubic root of 13744107 is about 239.5367627053.

Adding to 13744107 its reverse (70144731), we get a palindrome (83888838).

It can be divided in two parts, 137 and 44107, that added together give a palindrome (44244).

The spelling of 13744107 in words is "thirteen million, seven hundred forty-four thousand, one hundred seven".

Divisors: 1 3 9 13 27 39 117 351 39157 117471 352413 509041 1057239 1527123 4581369 13744107