Base | Representation |
---|---|
bin | 101010000100110100… |
… | …1001100111010000000 |
3 | 22122020001221220201220 |
4 | 1110021221030322000 |
5 | 2440022130441203 |
6 | 105301540555040 |
7 | 6346052153001 |
oct | 1241151147200 |
9 | 278201856656 |
10 | 90356108928 |
11 | 35357738a98 |
12 | 156180b2a80 |
13 | 869c836c17 |
14 | 45323191a8 |
15 | 253c770653 |
hex | 1509a4ce80 |
90356108928 has 64 divisors (see below), whose sum is σ = 242338699200. Its totient is φ = 29826275328.
The previous prime is 90356108917. The next prime is 90356108933. The reversal of 90356108928 is 82980165309.
It is a happy number.
It is a tau number, because it is divible by the number of its divisors (64).
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1102693 + ... + 1181796.
It is an arithmetic number, because the mean of its divisors is an integer number (3786542175).
Almost surely, 290356108928 is an apocalyptic number.
It is an amenable number.
90356108928 is an abundant number, since it is smaller than the sum of its proper divisors (151982590272).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
90356108928 is a wasteful number, since it uses less digits than its factorization.
90356108928 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2284609 (or 2284597 counting only the distinct ones).
The product of its (nonzero) digits is 933120, while the sum is 51.
The spelling of 90356108928 in words is "ninety billion, three hundred fifty-six million, one hundred eight thousand, nine hundred twenty-eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.076 sec. • engine limits •