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9075930669 = 321377572057
BaseRepresentation
bin10000111001111011…
…11011011000101101
3212102111222001022100
420130331323120231
5122041414240134
64100332405313
7440624065161
oct103475733055
925374861270
109075930669
113938143053
121913616839
13b184173a0
1462153cca1
15381bc9999
hex21cf7b62d

9075930669 has 12 divisors (see below), whose sum is σ = 14118114556. Its totient is φ = 5585188032.

The previous prime is 9075930637. The next prime is 9075930719. The reversal of 9075930669 is 9660395709.

It can be written as a sum of positive squares in 2 ways, for example, as 3689104644 + 5386826025 = 60738^2 + 73395^2 .

It is not a de Polignac number, because 9075930669 - 25 = 9075930637 is a prime.

It is a super-2 number, since 2×90759306692 (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9075920669) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 38785912 + ... + 38786145.

Almost surely, 29075930669 is an apocalyptic number.

It is an amenable number.

9075930669 is a deficient number, since it is larger than the sum of its proper divisors (5042183887).

9075930669 is a wasteful number, since it uses less digits than its factorization.

9075930669 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77572076 (or 77572073 counting only the distinct ones).

The product of its (nonzero) digits is 2755620, while the sum is 54.

The square root of 9075930669 is about 95267.6790364917. The cubic root of 9075930669 is about 2085.9171583904.

The spelling of 9075930669 in words is "nine billion, seventy-five million, nine hundred thirty thousand, six hundred sixty-nine".

Divisors: 1 3 9 13 39 117 77572057 232716171 698148513 1008436741 3025310223 9075930669