Base | Representation |
---|---|
bin | 1011110011111… |
… | …00011101111101 |
3 | 20220102120200012 |
4 | 11321330131331 |
5 | 200330412330 |
6 | 13455313005 |
7 | 2312063132 |
oct | 571743575 |
9 | 226376605 |
10 | 99075965 |
11 | 50a2026a |
12 | 2921b765 |
13 | 176ac041 |
14 | d230589 |
15 | 8a70c95 |
hex | 5e7c77d |
99075965 has 12 divisors (see below), whose sum is σ = 120751572. Its totient is φ = 78024960.
The previous prime is 99075959. The next prime is 99075979. The reversal of 99075965 is 56957099.
It can be written as a sum of positive squares in 6 ways, for example, as 6416089 + 92659876 = 2533^2 + 9626^2 .
It is a de Polignac number, because none of the positive numbers 2k-99075965 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 189905 + ... + 190425.
It is an arithmetic number, because the mean of its divisors is an integer number (10062631).
Almost surely, 299075965 is an apocalyptic number.
It is an amenable number.
99075965 is a deficient number, since it is larger than the sum of its proper divisors (21675607).
99075965 is an frugal number, since it uses more digits than its factorization.
99075965 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1120 (or 599 counting only the distinct ones).
The product of its (nonzero) digits is 765450, while the sum is 50.
The square root of 99075965 is about 9953.6910239368. The cubic root of 99075965 is about 462.7247935724.
The spelling of 99075965 in words is "ninety-nine million, seventy-five thousand, nine hundred sixty-five".
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