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83021130038 = 2711539098247
BaseRepresentation
bin100110101010001110…
…0011110100100110110
321221021212220101022002
41031110130132210312
52330011402130123
6102050034535302
75666224650620
oct1152434364466
9257255811262
1083021130038
1132233299870
121410b737532
137aa1006c22
1440380c1c10
15225d838528
hex135471e936

83021130038 has 16 divisors (see below), whose sum is σ = 155260295424. Its totient is φ = 32345894760.

The previous prime is 83021130007. The next prime is 83021130053. The reversal of 83021130038 is 83003112038.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 269548970 + ... + 269549277.

It is an arithmetic number, because the mean of its divisors is an integer number (9703768464).

Almost surely, 283021130038 is an apocalyptic number.

83021130038 is a deficient number, since it is larger than the sum of its proper divisors (72239165386).

83021130038 is a wasteful number, since it uses less digits than its factorization.

83021130038 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 539098267.

The product of its (nonzero) digits is 3456, while the sum is 29.

The spelling of 83021130038 in words is "eighty-three billion, twenty-one million, one hundred thirty thousand, thirty-eight".

Divisors: 1 2 7 11 14 22 77 154 539098247 1078196494 3773687729 5930080717 7547375458 11860161434 41510565019 83021130038