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13000708 = 227464311
BaseRepresentation
bin110001100110…
…000000000100
3220110111121201
4301212000010
511312010313
61142352244
7215334640
oct61460004
926414551
1013000708
11737a696
12442b684
132902636
141a25c20
15121c0dd
hexc66004

13000708 has 12 divisors (see below), whose sum is σ = 26001472. Its totient is φ = 5571720.

The previous prime is 13000679. The next prime is 13000711. The reversal of 13000708 is 80700031.

Adding to 13000708 its reverse (80700031), we get a palindrome (93700739).

It can be divided in two parts, 1300070 and 8, that added together give a triangular number (1300078 = T1612).

13000708 is an admirable number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 232128 + ... + 232183.

Almost surely, 213000708 is an apocalyptic number.

It is an amenable number.

13000708 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

13000708 is a wasteful number, since it uses less digits than its factorization.

13000708 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 464322 (or 464320 counting only the distinct ones).

The product of its (nonzero) digits is 168, while the sum is 19.

The square root of 13000708 is about 3605.6494560620. The cubic root of 13000708 is about 235.1377372714.

The spelling of 13000708 in words is "thirteen million, seven hundred eight", and thus it is an aban number.

Divisors: 1 2 4 7 14 28 464311 928622 1857244 3250177 6500354 13000708