Base | Representation |
---|---|
bin | 101110011011101010… |
… | …1001110110010100010 |
3 | 100112101010202220002112 |
4 | 1130313111032302202 |
5 | 3113202403412130 |
6 | 113450214115322 |
7 | 10126653530600 |
oct | 1346725166242 |
9 | 315333686075 |
10 | 99712560290 |
11 | 39319160422 |
12 | 173a964bb42 |
13 | 95310bb985 |
14 | 4b7cbda870 |
15 | 28d8dac495 |
hex | 173754eca2 |
99712560290 has 48 divisors (see below), whose sum is σ = 210430006272. Its totient is φ = 33917952096.
The previous prime is 99712560287. The next prime is 99712560341. The reversal of 99712560290 is 9206521799.
It is a happy number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 738932 + ... + 863391.
It is an arithmetic number, because the mean of its divisors is an integer number (4383958464).
Almost surely, 299712560290 is an apocalyptic number.
99712560290 is an abundant number, since it is smaller than the sum of its proper divisors (110717445982).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
99712560290 is a wasteful number, since it uses less digits than its factorization.
99712560290 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1602471 (or 1602464 counting only the distinct ones).
The product of its (nonzero) digits is 612360, while the sum is 50.
The spelling of 99712560290 in words is "ninety-nine billion, seven hundred twelve million, five hundred sixty thousand, two hundred ninety".
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