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1083929077 = 71164121961
BaseRepresentation
bin100000010011011…
…0111000111110101
32210112121022011101
41000212313013311
54204441212302
6255320210101
735601150040
oct10046670765
92715538141
101083929077
11506938a60
12263009931
13143744a6a
14a3d57c57
156525e287
hex409b71f5

1083929077 has 16 divisors (see below), whose sum is σ = 1353561984. Its totient is φ = 843264000.

The previous prime is 1083929057. The next prime is 1083929137. The reversal of 1083929077 is 7709293801.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1083929077 - 223 = 1075540469 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1083929047) 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, 38377 + ... + 60337.

It is an arithmetic number, because the mean of its divisors is an integer number (84597624).

Almost surely, 21083929077 is an apocalyptic number.

It is an amenable number.

1083929077 is a deficient number, since it is larger than the sum of its proper divisors (269632907).

1083929077 is a wasteful number, since it uses less digits than its factorization.

1083929077 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22620.

The product of its (nonzero) digits is 190512, while the sum is 46.

The square root of 1083929077 is about 32923.0781823328. The cubic root of 1083929077 is about 1027.2282524612.

The spelling of 1083929077 in words is "one billion, eighty-three million, nine hundred twenty-nine thousand, seventy-seven".

Divisors: 1 7 11 77 641 4487 7051 21961 49357 153727 241571 1690997 14077001 98539007 154847011 1083929077