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12818164310 = 257226159519
BaseRepresentation
bin10111111000000010…
…11010101001010110
31020002022122012210022
423330001122221112
5202222422224220
65515533425142
7632434412300
oct137401325126
936068565708
1012818164310
115488579626
12259893b1b2
131293807413
14898554970
155004d4925
hex2fc05aa56

12818164310 has 24 divisors (see below), whose sum is σ = 26839667520. Its totient is φ = 4394799024.

The previous prime is 12818164309. The next prime is 12818164327. The reversal of 12818164310 is 1346181821.

12818164310 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×128181643102 (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13079270 + ... + 13080249.

It is an arithmetic number, because the mean of its divisors is an integer number (1118319480).

Almost surely, 212818164310 is an apocalyptic number.

12818164310 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12818164310 is an abundant number, since it is smaller than the sum of its proper divisors (14021503210).

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

12818164310 is a wasteful number, since it uses less digits than its factorization.

12818164310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26159540 (or 26159533 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 35.

The spelling of 12818164310 in words is "twelve billion, eight hundred eighteen million, one hundred sixty-four thousand, three hundred ten".

Divisors: 1 2 5 7 10 14 35 49 70 98 245 490 26159519 52319038 130797595 183116633 261595190 366233266 915583165 1281816431 1831166330 2563632862 6409082155 12818164310