Base | Representation |
---|---|
bin | 110110111000111… |
… | …101110101010011 |
3 | 2101011211201102100 |
4 | 312320331311103 |
5 | 3341222343440 |
6 | 231214051443 |
7 | 31551355245 |
oct | 6670756523 |
9 | 2334751370 |
10 | 920902995 |
11 | 43290a061 |
12 | 2184a9b83 |
13 | 118a34b1c |
14 | 8a43c095 |
15 | 55caa230 |
hex | 36e3dd53 |
920902995 has 12 divisors (see below), whose sum is σ = 1596231936. Its totient is φ = 491148240.
The previous prime is 920902991. The next prime is 920903017. The reversal of 920902995 is 599209029.
It is not a de Polignac number, because 920902995 - 22 = 920902991 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (45), and also a Moran number because the ratio is a prime number: 20464511 = 920902995 / (9 + 2 + 0 + 9 + 0 + 2 + 9 + 9 + 5).
It is a self number, because there is not a number n which added to its sum of digits gives 920902995.
It is not an unprimeable number, because it can be changed into a prime (920902991) by changing a digit.
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 11 ways as a sum of consecutive naturals, for example, 10232211 + ... + 10232300.
It is an arithmetic number, because the mean of its divisors is an integer number (133019328).
Almost surely, 2920902995 is an apocalyptic number.
920902995 is a deficient number, since it is larger than the sum of its proper divisors (675328941).
920902995 is a wasteful number, since it uses less digits than its factorization.
920902995 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 20464522 (or 20464519 counting only the distinct ones).
The product of its (nonzero) digits is 131220, while the sum is 45.
The square root of 920902995 is about 30346.3835571885. The cubic root of 920902995 is about 972.9069260983.
The spelling of 920902995 in words is "nine hundred twenty million, nine hundred two thousand, nine hundred ninety-five".
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