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9080107945 = 51816021589
BaseRepresentation
bin10000111010011011…
…10111001110101001
3212102210211021110021
420131031313032221
5122044001423240
64101002120441
7441004433626
oct103515671651
925383737407
109080107945
11393a536547
121914ab0121
13b1924a84c
14621d0934d
1538225254a
hex21d3773a9

9080107945 has 4 divisors (see below), whose sum is σ = 10896129540. Its totient is φ = 7264086352.

The previous prime is 9080107937. The next prime is 9080107997. The reversal of 9080107945 is 5497010809.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5497010809 = 17323353577.

It can be written as a sum of positive squares in 2 ways, for example, as 3022910361 + 6057197584 = 54981^2 + 77828^2 .

It is a cyclic number.

It is not a de Polignac number, because 9080107945 - 23 = 9080107937 is a prime.

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 3 ways as a sum of consecutive naturals, for example, 908010790 + ... + 908010799.

It is an arithmetic number, because the mean of its divisors is an integer number (2724032385).

Almost surely, 29080107945 is an apocalyptic number.

It is an amenable number.

9080107945 is a deficient number, since it is larger than the sum of its proper divisors (1816021595).

9080107945 is a wasteful number, since it uses less digits than its factorization.

9080107945 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1816021594.

The product of its (nonzero) digits is 90720, while the sum is 43.

The square root of 9080107945 is about 95289.6004031920. The cubic root of 9080107945 is about 2086.2371298081.

The spelling of 9080107945 in words is "nine billion, eighty million, one hundred seven thousand, nine hundred forty-five".

Divisors: 1 5 1816021589 9080107945