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13086270 = 2325971499
BaseRepresentation
bin110001111010…
…111000111110
3220121211222200
4301322320332
511322230040
61144252330
7216142251
oct61727076
926554880
1013086270
1174289aa
1244710a6
132932572
141a49098
151237630
hexc7ae3e

13086270 has 48 divisors (see below), whose sum is σ = 34398000. Its totient is φ = 3451392.

The previous prime is 13086263. The next prime is 13086289. The reversal of 13086270 is 7268031.

13086270 is a `hidden beast` number, since 1 + 30 + 8 + 627 + 0 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7981 + ... + 9479.

It is an arithmetic number, because the mean of its divisors is an integer number (716625).

Almost surely, 213086270 is an apocalyptic number.

13086270 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 13086270, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17199000).

13086270 is an abundant number, since it is smaller than the sum of its proper divisors (21311730).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13086270 is a wasteful number, since it uses less digits than its factorization.

13086270 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1609 (or 1606 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 27.

The square root of 13086270 is about 3617.4949896303. The cubic root of 13086270 is about 235.6524497380.

The spelling of 13086270 in words is "thirteen million, eighty-six thousand, two hundred seventy".

Divisors: 1 2 3 5 6 9 10 15 18 30 45 90 97 194 291 485 582 873 970 1455 1499 1746 2910 2998 4365 4497 7495 8730 8994 13491 14990 22485 26982 44970 67455 134910 145403 290806 436209 727015 872418 1308627 1454030 2181045 2617254 4362090 6543135 13086270