Base | Representation |
---|---|
bin | 10011110111010100… |
… | …11101011010011000 |
3 | 1000112020102222220200 |
4 | 21323222131122120 |
5 | 133320123201210 |
6 | 4522124422200 |
7 | 525165065010 |
oct | 117352353230 |
9 | 30466388820 |
10 | 10664662680 |
11 | 4582a18a11 |
12 | 20976a7960 |
13 | 100c6063b9 |
14 | 73253cc40 |
15 | 4264000c0 |
hex | 27ba9d698 |
10664662680 has 96 divisors (see below), whose sum is σ = 39611613600. Its totient is φ = 2437636608.
The previous prime is 10664662639. The next prime is 10664662691. The reversal of 10664662680 is 8626646601.
10664662680 is a `hidden beast` number, since 10 + 6 + 6 + 4 + 6 + 626 + 8 + 0 = 666.
It is a super-2 number, since 2×106646626802 (a number of 21 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a congruent 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 23 ways as a sum of consecutive naturals, for example, 2113485 + ... + 2118524.
It is an arithmetic number, because the mean of its divisors is an integer number (412620975).
Almost surely, 210664662680 is an apocalyptic number.
10664662680 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
10664662680 is an abundant number, since it is smaller than the sum of its proper divisors (28946950920).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
10664662680 is a wasteful number, since it uses less digits than its factorization.
10664662680 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4232033 (or 4232026 counting only the distinct ones).
The product of its (nonzero) digits is 497664, while the sum is 45.
The spelling of 10664662680 in words is "ten billion, six hundred sixty-four million, six hundred sixty-two thousand, six hundred eighty".
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