Base | Representation |
---|---|
bin | 101010010111110010… |
… | …0000101001111110000 |
3 | 22200212102001211020201 |
4 | 1110233210011033300 |
5 | 2442323012113130 |
6 | 105445024444544 |
7 | 6400605540334 |
oct | 1245744051760 |
9 | 280772054221 |
10 | 90992301040 |
11 | 356538665a3 |
12 | 15775179754 |
13 | 8771595064 |
14 | 4592a037c4 |
15 | 257853bbca |
hex | 152f9053f0 |
90992301040 has 40 divisors (see below), whose sum is σ = 211590631440. Its totient is φ = 36391151616.
The previous prime is 90992301017. The next prime is 90992301067. The reversal of 90992301040 is 4010329909.
It is a tau number, because it is divible by the number of its divisors (40).
It is a congruent number.
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, 436896 + ... + 610624.
It is an arithmetic number, because the mean of its divisors is an integer number (5289765786).
Almost surely, 290992301040 is an apocalyptic number.
It is an amenable number.
90992301040 is an abundant number, since it is smaller than the sum of its proper divisors (120598330400).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
90992301040 is a wasteful number, since it uses less digits than its factorization.
90992301040 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 180289 (or 180283 counting only the distinct ones).
The product of its (nonzero) digits is 17496, while the sum is 37.
The spelling of 90992301040 in words is "ninety billion, nine hundred ninety-two million, three hundred one thousand, forty".
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