Base | Representation |
---|---|
bin | 101010000100111000… |
… | …1111110110101000001 |
3 | 22122020020021211222120 |
4 | 1110021301332311001 |
5 | 2440023223114221 |
6 | 105302102154453 |
7 | 6346110550206 |
oct | 1241161766501 |
9 | 278206254876 |
10 | 90358410561 |
11 | 35358a70271 |
12 | 15618a22a29 |
13 | 86a0161733 |
14 | 4532757cad |
15 | 253ca775c6 |
hex | 1509c7ed41 |
90358410561 has 16 divisors (see below), whose sum is σ = 126825216000. Its totient is φ = 57065592528.
The previous prime is 90358410553. The next prime is 90358410587. The reversal of 90358410561 is 16501485309.
It is not a de Polignac number, because 90358410561 - 23 = 90358410553 is a prime.
It is a super-2 number, since 2×903584105612 (a number of 23 digits) contains 22 as substring.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (90358410661) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2060340 + ... + 2103738.
It is an arithmetic number, because the mean of its divisors is an integer number (7926576000).
Almost surely, 290358410561 is an apocalyptic number.
It is an amenable number.
90358410561 is a deficient number, since it is larger than the sum of its proper divisors (36466805439).
90358410561 is a wasteful number, since it uses less digits than its factorization.
90358410561 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 79948.
The product of its (nonzero) digits is 129600, while the sum is 42.
The spelling of 90358410561 in words is "ninety billion, three hundred fifty-eight million, four hundred ten thousand, five hundred sixty-one".
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