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13956270 = 235465209
BaseRepresentation
bin110101001111…
…010010101110
3222021001101220
4311033102232
512033100040
61215044210
7226424556
oct65172256
928231356
1013956270
117972609
124810666
132b78563
141bd4166
15135a2d0
hexd4f4ae

13956270 has 16 divisors (see below), whose sum is σ = 33495120. Its totient is φ = 3721664.

The previous prime is 13956247. The next prime is 13956311. The reversal of 13956270 is 7265931.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 232575 + ... + 232634.

It is an arithmetic number, because the mean of its divisors is an integer number (2093445).

Almost surely, 213956270 is an apocalyptic number.

13956270 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13956270 is an abundant number, since it is smaller than the sum of its proper divisors (19538850).

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

13956270 is a wasteful number, since it uses less digits than its factorization.

13956270 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 465219.

The product of its (nonzero) digits is 11340, while the sum is 33.

The square root of 13956270 is about 3735.8091493009. The cubic root of 13956270 is about 240.7630229679.

The spelling of 13956270 in words is "thirteen million, nine hundred fifty-six thousand, two hundred seventy".

Divisors: 1 2 3 5 6 10 15 30 465209 930418 1395627 2326045 2791254 4652090 6978135 13956270