Base | Representation |
---|---|
bin | 10110010011000100… |
… | …00010000111101110 |
3 | 1010220021200200220001 |
4 | 23021202002013232 |
5 | 144004043422330 |
6 | 5255513414514 |
7 | 602440320634 |
oct | 131142020756 |
9 | 33807620801 |
10 | 11971076590 |
11 | 50933a7030 |
12 | 23a110a43a |
13 | 118a178895 |
14 | 817c4d354 |
15 | 4a0e5a9ca |
hex | 2c98821ee |
11971076590 has 64 divisors (see below), whose sum is σ = 24085112832. Its totient is φ = 4246300800.
The previous prime is 11971076581. The next prime is 11971076627. The reversal of 11971076590 is 9567017911.
It is a self number, because there is not a number n which added to its sum of digits gives 11971076590.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5585059 + ... + 5587201.
It is an arithmetic number, because the mean of its divisors is an integer number (376329888).
Almost surely, 211971076590 is an apocalyptic number.
11971076590 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
11971076590 is an abundant number, since it is smaller than the sum of its proper divisors (12114036242).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
11971076590 is a wasteful number, since it uses less digits than its factorization.
11971076590 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3385.
The product of its (nonzero) digits is 119070, while the sum is 46.
The spelling of 11971076590 in words is "eleven billion, nine hundred seventy-one million, seventy-six thousand, five hundred ninety".
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