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758138013 = 3284237557
BaseRepresentation
bin101101001100000…
…100010010011101
31221211120101211200
4231030010102131
53023040404023
6203121310113
724534031623
oct5514042235
91854511750
10758138013
11359a49346
12191a95339
13c10b6999
147298d513
1546858743
hex2d30449d

758138013 has 6 divisors (see below), whose sum is σ = 1095088254. Its totient is φ = 505425336.

The previous prime is 758137979. The next prime is 758138021. The reversal of 758138013 is 310831857.

It can be written as a sum of positive squares in only one way, i.e., 736959609 + 21178404 = 27147^2 + 4602^2 .

It is not a de Polignac number, because 758138013 - 210 = 758136989 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (758138053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 42118770 + ... + 42118787.

It is an arithmetic number, because the mean of its divisors is an integer number (182514709).

Almost surely, 2758138013 is an apocalyptic number.

It is an amenable number.

758138013 is a deficient number, since it is larger than the sum of its proper divisors (336950241).

758138013 is a wasteful number, since it uses less digits than its factorization.

758138013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84237563 (or 84237560 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 36.

The square root of 758138013 is about 27534.3061107412. The cubic root of 758138013 is about 911.8346487218.

The spelling of 758138013 in words is "seven hundred fifty-eight million, one hundred thirty-eight thousand, thirteen".

Divisors: 1 3 9 84237557 252712671 758138013