Base | Representation |
---|---|
bin | 10000111000101111… |
… | …00011001001100000 |
3 | 212101211000220120000 |
4 | 20130113203021200 |
5 | 122031330314140 |
6 | 4055333020000 |
7 | 440442423432 |
oct | 103427431140 |
9 | 25354026500 |
10 | 9065869920 |
11 | 39324a1288 |
12 | 1910184600 |
13 | b16303c93 |
14 | 620080652 |
15 | 380d8da30 |
hex | 21c5e3260 |
9065869920 has 120 divisors (see below), whose sum is σ = 31995011664. Its totient is φ = 2417561856.
The previous prime is 9065869909. The next prime is 9065869933. The reversal of 9065869920 is 299685609.
It is a tau number, because it is divible by the number of its divisors (120).
It is a Harshad number since it is a multiple of its sum of digits (54).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 336804 + ... + 362723.
Almost surely, 29065869920 is an apocalyptic number.
9065869920 is a gapful number since it is divisible by the number (90) formed by its first and last digit.
It is an amenable number.
9065869920 is an abundant number, since it is smaller than the sum of its proper divisors (22929141744).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
9065869920 is a wasteful number, since it uses less digits than its factorization.
9065869920 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 699554 (or 699537 counting only the distinct ones).
The product of its (nonzero) digits is 2099520, while the sum is 54.
The square root of 9065869920 is about 95214.8618651521. The cubic root of 9065869920 is about 2085.1461209120.
The spelling of 9065869920 in words is "nine billion, sixty-five million, eight hundred sixty-nine thousand, nine hundred twenty".
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