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83107040511 = 3112741918787
BaseRepresentation
bin100110101100110010…
…0001100110011111111
321221111212120002022110
41031121210030303333
52330200400244021
6102102344145103
76001320121515
oct1153144146377
9257455502273
1083107040511
1132277837660
1214134468193
137ab5a56621
1440456864b5
152266158476
hex135990ccff

83107040511 has 16 divisors (see below), whose sum is σ = 120927201408. Its totient is φ = 50349472800.

The previous prime is 83107040503. The next prime is 83107040537. The reversal of 83107040511 is 11504070138.

It is not a de Polignac number, because 83107040511 - 23 = 83107040503 is a prime.

It is a super-2 number, since 2×831070405112 (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83107040591) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 368941 + ... + 549846.

It is an arithmetic number, because the mean of its divisors is an integer number (7557950088).

Almost surely, 283107040511 is an apocalyptic number.

83107040511 is a deficient number, since it is larger than the sum of its proper divisors (37820160897).

83107040511 is a wasteful number, since it uses less digits than its factorization.

83107040511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 921542.

The product of its (nonzero) digits is 3360, while the sum is 30.

The spelling of 83107040511 in words is "eighty-three billion, one hundred seven million, forty thousand, five hundred eleven".

Divisors: 1 3 11 33 2741 8223 30151 90453 918787 2756361 10106657 30319971 2518395167 7555185501 27702346837 83107040511