Base | Representation |
---|---|
bin | 101010000010010100… |
… | …0101110101011111001 |
3 | 22122000012212202212111 |
4 | 1110010220232223321 |
5 | 2434334124132230 |
6 | 105245340212321 |
7 | 6344012116201 |
oct | 1240450565371 |
9 | 278005782774 |
10 | 90272099065 |
11 | 35314279155 |
12 | 155b3b3a0a1 |
13 | 8688301645 |
14 | 45250cb401 |
15 | 25351c892a |
hex | 1504a2eaf9 |
90272099065 has 8 divisors (see below), whose sum is σ = 109852244928. Its totient is φ = 71200528560.
The previous prime is 90272098991. The next prime is 90272099089. The reversal of 90272099065 is 56099027209.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 90272099065 - 217 = 90271967993 is a prime.
It is a Duffinian 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, 127143447 + ... + 127144156.
It is an arithmetic number, because the mean of its divisors is an integer number (13731530616).
Almost surely, 290272099065 is an apocalyptic number.
It is an amenable number.
90272099065 is a deficient number, since it is larger than the sum of its proper divisors (19580145863).
90272099065 is a wasteful number, since it uses less digits than its factorization.
90272099065 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 254287679.
The product of its (nonzero) digits is 612360, while the sum is 49.
The spelling of 90272099065 in words is "ninety billion, two hundred seventy-two million, ninety-nine thousand, sixty-five".
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