Base | Representation |
---|---|
bin | 10000101101101000… |
… | …00000010000110100 |
3 | 212011022122122200120 |
4 | 20112310000100310 |
5 | 121334000302113 |
6 | 4042203211540 |
7 | 435231254553 |
oct | 102664002064 |
9 | 25138578616 |
10 | 8972665908 |
11 | 3894921778 |
12 | 18a4b16bb0 |
13 | accbcc88b |
14 | 61193bd9a |
15 | 377acca23 |
hex | 216d00434 |
8972665908 has 24 divisors (see below), whose sum is σ = 21502065312. Its totient is φ = 2910053664.
The previous prime is 8972665873. The next prime is 8972665931. The reversal of 8972665908 is 8095662798.
It is a happy number.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10103910 + ... + 10104797.
It is an arithmetic number, because the mean of its divisors is an integer number (895919388).
Almost surely, 28972665908 is an apocalyptic number.
It is an amenable number.
8972665908 is an abundant number, since it is smaller than the sum of its proper divisors (12529399404).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
8972665908 is a wasteful number, since it uses less digits than its factorization.
8972665908 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 20208751 (or 20208749 counting only the distinct ones).
The product of its (nonzero) digits is 13063680, while the sum is 60.
The square root of 8972665908 is about 94724.1569400330. The cubic root of 8972665908 is about 2077.9758652502.
The spelling of 8972665908 in words is "eight billion, nine hundred seventy-two million, six hundred sixty-five thousand, nine hundred eight".
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