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13068370 = 257238117
BaseRepresentation
bin110001110110…
…100001010010
3220120221102201
4301312201102
511321141440
61144033414
7216036130
oct61664122
926527381
1013068370
117416507
12446286a
132927383
141a42750
15123219a
hexc76852

13068370 has 32 divisors (see below), whose sum is σ = 28055808. Its totient is φ = 4285248.

The previous prime is 13068361. The next prime is 13068379. The reversal of 13068370 is 7386031.

It is an interprime number because it is at equal distance from previous prime (13068361) and next prime (13068379).

It is not an unprimeable number, because it can be changed into a prime (13068379) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2449 + ... + 5668.

It is an arithmetic number, because the mean of its divisors is an integer number (876744).

Almost surely, 213068370 is an apocalyptic number.

13068370 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13068370 is an abundant number, since it is smaller than the sum of its proper divisors (14987438).

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

13068370 is a wasteful number, since it uses less digits than its factorization.

13068370 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8154.

The product of its (nonzero) digits is 3024, while the sum is 28.

The square root of 13068370 is about 3615.0200552694. The cubic root of 13068370 is about 235.5449553033.

The spelling of 13068370 in words is "thirteen million, sixty-eight thousand, three hundred seventy".

Divisors: 1 2 5 7 10 14 23 35 46 70 115 161 230 322 805 1610 8117 16234 40585 56819 81170 113638 186691 284095 373382 568190 933455 1306837 1866910 2613674 6534185 13068370