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12741760930 = 2512491020157
BaseRepresentation
bin10111101110111011…
…11101011110100010
31012212222212112001111
423313131331132202
5202043342322210
65504204053534
7630516116023
oct136735753642
935788775044
1012741760930
115449434638
1225772342aa
131280a36112
1488c346c4a
154e894188a
hex2f777d7a2

12741760930 has 16 divisors (see below), whose sum is σ = 22953555000. Its totient is φ = 5092618752.

The previous prime is 12741760921. The next prime is 12741760987. The reversal of 12741760930 is 3906714721.

It can be written as a sum of positive squares in 4 ways, for example, as 11363346801 + 1378414129 = 106599^2 + 37127^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 497589 + ... + 522568.

Almost surely, 212741760930 is an apocalyptic number.

12741760930 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12741760930 is a deficient number, since it is larger than the sum of its proper divisors (10211794070).

12741760930 is a wasteful number, since it uses less digits than its factorization.

12741760930 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1021413.

The product of its (nonzero) digits is 63504, while the sum is 40.

The spelling of 12741760930 in words is "twelve billion, seven hundred forty-one million, seven hundred sixty thousand, nine hundred thirty".

Divisors: 1 2 5 10 1249 2498 6245 12490 1020157 2040314 5100785 10201570 1274176093 2548352186 6370880465 12741760930