Base | Representation |
---|---|
bin | 10100010110110111… |
… | …01000110011100000 |
3 | 1001012200020112020100 |
4 | 22023123220303200 |
5 | 134340334301030 |
6 | 5004254542400 |
7 | 534556526463 |
oct | 121333506340 |
9 | 31180215210 |
10 | 10929212640 |
11 | 46a928a245 |
12 | 2150207a00 |
13 | 1052371638 |
14 | 7597252da |
15 | 43e75a360 |
hex | 28b6e8ce0 |
10929212640 has 72 divisors (see below), whose sum is σ = 37295943048. Its totient is φ = 2914456320.
The previous prime is 10929212617. The next prime is 10929212647. The reversal of 10929212640 is 4621292901.
10929212640 is a `hidden beast` number, since 1 + 0 + 9 + 2 + 9 + 2 + 1 + 2 + 640 = 666.
It is a tau number, because it is divible by the number of its divisors (72).
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a junction number, because it is equal to n+sod(n) for n = 10929212595 and 10929212604.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10929212647) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3793426 + ... + 3796305.
It is an arithmetic number, because the mean of its divisors is an integer number (517999209).
Almost surely, 210929212640 is an apocalyptic number.
10929212640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
10929212640 is an abundant number, since it is smaller than the sum of its proper divisors (26366730408).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
10929212640 is a wasteful number, since it uses less digits than its factorization.
10929212640 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7589752 (or 7589741 counting only the distinct ones).
The product of its (nonzero) digits is 15552, while the sum is 36.
The spelling of 10929212640 in words is "ten billion, nine hundred twenty-nine million, two hundred twelve thousand, six hundred forty".
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