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13068458 = 213502633
BaseRepresentation
bin110001110110…
…100010101010
3220120221112222
4301312202222
511321142313
61144034042
7216036314
oct61664252
926527488
1013068458
117416587
124462922
132927420
141a427b4
151232208
hexc768aa

13068458 has 8 divisors (see below), whose sum is σ = 21110628. Its totient is φ = 6031584.

The previous prime is 13068449. The next prime is 13068479. The reversal of 13068458 is 85486031.

13068458 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 12794929 + 273529 = 3577^2 + 523^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 251291 + ... + 251342.

Almost surely, 213068458 is an apocalyptic number.

13068458 is a deficient number, since it is larger than the sum of its proper divisors (8042170).

13068458 is a wasteful number, since it uses less digits than its factorization.

13068458 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 502648.

The product of its (nonzero) digits is 23040, while the sum is 35.

The square root of 13068458 is about 3615.0322266890. The cubic root of 13068458 is about 235.5454840076.

The spelling of 13068458 in words is "thirteen million, sixty-eight thousand, four hundred fifty-eight".

Divisors: 1 2 13 26 502633 1005266 6534229 13068458