Base | Representation |
---|---|
bin | 11111001101000011000… |
… | …00001000011111011010 |
3 | 10210111102102102221022210 |
4 | 33212201200020133122 |
5 | 120031234020134431 |
6 | 2140313012455550 |
7 | 140314015063521 |
oct | 17464140103732 |
9 | 3714372387283 |
10 | 1072156411866 |
11 | 383776386131 |
12 | 15395b01a5b6 |
13 | 7a1473c2a37 |
14 | 39c6d5d14b8 |
15 | 1cd51333d46 |
hex | f9a18087da |
1072156411866 has 32 divisors (see below), whose sum is σ = 2255852203200. Its totient is φ = 339213324800.
The previous prime is 1072156411853. The next prime is 1072156411889. The reversal of 1072156411866 is 6681146512701.
It is a super-2 number, since 2×10721564118662 (a number of 25 digits) 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 (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 52208535 + ... + 52229066.
It is an arithmetic number, because the mean of its divisors is an integer number (70495381350).
Almost surely, 21072156411866 is an apocalyptic number.
1072156411866 is an abundant number, since it is smaller than the sum of its proper divisors (1183695791334).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1072156411866 is a wasteful number, since it uses less digits than its factorization.
1072156411866 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 104437694.
The product of its (nonzero) digits is 483840, while the sum is 48.
The spelling of 1072156411866 in words is "one trillion, seventy-two billion, one hundred fifty-six million, four hundred eleven thousand, eight hundred sixty-six".
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