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13380917 = 112352889
BaseRepresentation
bin110011000010…
…110100110101
3221011211011112
4303002310311
511411142132
61154444405
7221510264
oct63026465
927154145
1013380917
11760a310
124593705
132a06704
141ac45db
151294ab2
hexcc2d35

13380917 has 8 divisors (see below), whose sum is σ = 15232320. Its totient is φ = 11635360.

The previous prime is 13380911. The next prime is 13380929. The reversal of 13380917 is 71908331.

13380917 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 13380917 - 24 = 13380901 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13380911) 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, 26192 + ... + 26697.

It is an arithmetic number, because the mean of its divisors is an integer number (1904040).

Almost surely, 213380917 is an apocalyptic number.

It is an amenable number.

13380917 is a deficient number, since it is larger than the sum of its proper divisors (1851403).

13380917 is a wasteful number, since it uses less digits than its factorization.

13380917 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52923.

The product of its (nonzero) digits is 4536, while the sum is 32.

The square root of 13380917 is about 3657.9935757188. The cubic root of 13380917 is about 237.4079687746.

The spelling of 13380917 in words is "thirteen million, three hundred eighty thousand, nine hundred seventeen".

Divisors: 1 11 23 253 52889 581779 1216447 13380917