Base | Representation |
---|---|
bin | 10100000001001110… |
… | …11110111110010000 |
3 | 1000202000211012222011 |
4 | 22000213132332100 |
5 | 134002412044340 |
6 | 4534253552304 |
7 | 530224345453 |
oct | 120047367620 |
9 | 30660735864 |
10 | 10747768720 |
11 | 4615920797 |
12 | 20bb4a5694 |
13 | 10238b3480 |
14 | 73d5b349a |
15 | 42d8690ea |
hex | 2809def90 |
10747768720 has 40 divisors (see below), whose sum is σ = 26910761976. Its totient is φ = 3968406528.
The previous prime is 10747768711. The next prime is 10747768777. The reversal of 10747768720 is 2786774701.
It can be written as a sum of positive squares in 4 ways, for example, as 143712144 + 10604056576 = 11988^2 + 102976^2 .
It is a tau number, because it is divible by the number of its divisors (40).
It is a super-2 number, since 2×107477687202 (a number of 21 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5166157 + ... + 5168236.
Almost surely, 210747768720 is an apocalyptic number.
10747768720 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
10747768720 is an abundant number, since it is smaller than the sum of its proper divisors (16162993256).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
10747768720 is a wasteful number, since it uses less digits than its factorization.
10747768720 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10334419 (or 10334413 counting only the distinct ones).
The product of its (nonzero) digits is 921984, while the sum is 49.
The spelling of 10747768720 in words is "ten billion, seven hundred forty-seven million, seven hundred sixty-eight thousand, seven hundred twenty".
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