Base | Representation |
---|---|
bin | 101010000111110001… |
… | …0111001101011111001 |
3 | 22122110222021020021002 |
4 | 1110033202321223321 |
5 | 2440223002330013 |
6 | 105315435054345 |
7 | 6351363560603 |
oct | 1241742715371 |
9 | 278428236232 |
10 | 90455120633 |
11 | 353a8614a49 |
12 | 156452a13b5 |
13 | 86b71c2927 |
14 | 4541530173 |
15 | 25462cc358 |
hex | 150f8b9af9 |
90455120633 has 12 divisors (see below), whose sum is σ = 97305344640. Its totient is φ = 84056561472.
The previous prime is 90455120603. The next prime is 90455120663. The reversal of 90455120633 is 33602155409.
It is an interprime number because it is at equal distance from previous prime (90455120603) and next prime (90455120663).
It is not a de Polignac number, because 90455120633 - 28 = 90455120377 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (90455120603) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1958141 + ... + 2003802.
It is an arithmetic number, because the mean of its divisors is an integer number (8108778720).
Almost surely, 290455120633 is an apocalyptic number.
It is an amenable number.
90455120633 is a deficient number, since it is larger than the sum of its proper divisors (6850224007).
90455120633 is a wasteful number, since it uses less digits than its factorization.
90455120633 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3962056 (or 3962039 counting only the distinct ones).
The product of its (nonzero) digits is 97200, while the sum is 38.
The spelling of 90455120633 in words is "ninety billion, four hundred fifty-five million, one hundred twenty thousand, six hundred thirty-three".
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