Base | Representation |
---|---|
bin | 1010110110010011… |
… | …0100000010010010 |
3 | 21111221122110010102 |
4 | 2231210310002102 |
5 | 21430444434230 |
6 | 1200544332402 |
7 | 132110341541 |
oct | 25544640222 |
9 | 7457573112 |
10 | 2912108690 |
11 | 126489a3a7 |
12 | 693314102 |
13 | 37542034a |
14 | 1d8a88158 |
15 | 1209d2045 |
hex | ad934092 |
2912108690 has 24 divisors (see below), whose sum is σ = 5416358220. Its totient is φ = 1127264160.
The previous prime is 2912108677. The next prime is 2912108723. The reversal of 2912108690 is 968012192.
It can be written as a sum of positive squares in 2 ways, for example, as 2689770769 + 222337921 = 51863^2 + 14911^2 .
It is a super-2 number, since 2×29121086902 = 16960754044747032200, which contains 22 as substring.
It is a Curzon number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 141905 + ... + 161124.
Almost surely, 22912108690 is an apocalyptic number.
2912108690 is a deficient number, since it is larger than the sum of its proper divisors (2504249530).
2912108690 is a wasteful number, since it uses less digits than its factorization.
2912108690 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 303098 (or 303067 counting only the distinct ones).
The product of its (nonzero) digits is 15552, while the sum is 38.
The square root of 2912108690 is about 53963.9573233839. The cubic root of 2912108690 is about 1428.0251628899.
The spelling of 2912108690 in words is "two billion, nine hundred twelve million, one hundred eight thousand, six hundred ninety".
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