Base | Representation |
---|---|
bin | 101110001100111100… |
… | …0001110011000110111 |
3 | 100111002200221211012212 |
4 | 1130121320032120313 |
5 | 3111144403322312 |
6 | 113325203004035 |
7 | 10111503426320 |
oct | 1343170163067 |
9 | 314080854185 |
10 | 99218417207 |
11 | 39095234408 |
12 | 1729006961b |
13 | 9482907710 |
14 | 4b3332b447 |
15 | 28aa7ee822 |
hex | 1719e0e637 |
99218417207 has 16 divisors (see below), whose sum is σ = 122258230080. Its totient is φ = 78410391552.
The previous prime is 99218417203. The next prime is 99218417209. The reversal of 99218417207 is 70271481299.
It is a cyclic number.
It is not a de Polignac number, because 99218417207 - 22 = 99218417203 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (99218417203) 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, 561482 + ... + 716727.
It is an arithmetic number, because the mean of its divisors is an integer number (7641139380).
Almost surely, 299218417207 is an apocalyptic number.
99218417207 is a deficient number, since it is larger than the sum of its proper divisors (23039812873).
99218417207 is a wasteful number, since it uses less digits than its factorization.
99218417207 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1279082.
The product of its (nonzero) digits is 508032, while the sum is 50.
The spelling of 99218417207 in words is "ninety-nine billion, two hundred eighteen million, four hundred seventeen thousand, two hundred seven".
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