Base | Representation |
---|---|
bin | 111111111100110… |
… | …110100110110001 |
3 | 2202202212211022110 |
4 | 333330312212301 |
5 | 4144131320123 |
6 | 254244155533 |
7 | 35405433435 |
oct | 7774664661 |
9 | 2682784273 |
10 | 1072916913 |
11 | 5006a73a2 |
12 | 25b398ba9 |
13 | 14138a5a3 |
14 | a26cc9c5 |
15 | 642d6493 |
hex | 3ff369b1 |
1072916913 has 16 divisors (see below), whose sum is σ = 1482186752. Its totient is φ = 689634000.
The previous prime is 1072916899. The next prime is 1072916917. The reversal of 1072916913 is 3196192701.
It is a happy number.
It is not a de Polignac number, because 1072916913 - 28 = 1072916657 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1072916917) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3918 + ... + 46488.
It is an arithmetic number, because the mean of its divisors is an integer number (92636672).
Almost surely, 21072916913 is an apocalyptic number.
It is an amenable number.
1072916913 is a deficient number, since it is larger than the sum of its proper divisors (409269839).
1072916913 is a wasteful number, since it uses less digits than its factorization.
1072916913 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 42876.
The product of its (nonzero) digits is 20412, while the sum is 39.
The square root of 1072916913 is about 32755.4104385825. The cubic root of 1072916913 is about 1023.7377006726.
The spelling of 1072916913 in words is "one billion, seventy-two million, nine hundred sixteen thousand, nine hundred thirteen".
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