Base | Representation |
---|---|
bin | 1110110000001110… |
… | …01110011111000100 |
3 | 202110000021022000120 |
4 | 13120013032133010 |
5 | 112210202142132 |
6 | 3345544541540 |
7 | 400166116203 |
oct | 73007163704 |
9 | 22400238016 |
10 | 7920740292 |
11 | 33a5062463 |
12 | 16507818b0 |
13 | 992cb199a |
14 | 551d5523a |
15 | 31559102c |
hex | 1d81ce7c4 |
7920740292 has 24 divisors (see below), whose sum is σ = 19454450400. Its totient is φ = 2501286336.
The previous prime is 7920740291. The next prime is 7920740323. The reversal of 7920740292 is 2920470297.
It is not an unprimeable number, because it can be changed into a prime (7920740291) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17369817 + ... + 17370272.
It is an arithmetic number, because the mean of its divisors is an integer number (810602100).
Almost surely, 27920740292 is an apocalyptic number.
It is an amenable number.
7920740292 is an abundant number, since it is smaller than the sum of its proper divisors (11533710108).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
7920740292 is a wasteful number, since it uses less digits than its factorization.
7920740292 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 34740115 (or 34740113 counting only the distinct ones).
The product of its (nonzero) digits is 127008, while the sum is 42.
The square root of 7920740292 is about 88998.5409543325. The cubic root of 7920740292 is about 1993.3730906216.
The spelling of 7920740292 in words is "seven billion, nine hundred twenty million, seven hundred forty thousand, two hundred ninety-two".
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