Base | Representation |
---|---|
bin | 1011111010111… |
… | …01000011011100 |
3 | 20222011022112200 |
4 | 11331131003130 |
5 | 201044331433 |
6 | 13531131500 |
7 | 2322644100 |
oct | 575350334 |
9 | 228138480 |
10 | 99995868 |
11 | 51499415 |
12 | 295a3b90 |
13 | 1794196b |
14 | d3cd900 |
15 | 8ba3613 |
hex | 5f5d0dc |
99995868 has 54 divisors (see below), whose sum is σ = 294040656. Its totient is φ = 28569744.
The previous prime is 99995851. The next prime is 99995869. The reversal of 99995868 is 86859999.
99995868 is nontrivially palindromic in base 11.
It is a Harshad number since it is a multiple of its sum of digits (63).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (99995869) by changing a digit.
It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 26580 + ... + 30107.
Almost surely, 299995868 is an apocalyptic number.
99995868 is a gapful number since it is divisible by the number (98) formed by its first and last digit.
It is an amenable number.
99995868 is an abundant number, since it is smaller than the sum of its proper divisors (194044788).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
99995868 is a wasteful number, since it uses less digits than its factorization.
99995868 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 56711 (or 56699 counting only the distinct ones).
The product of its digits is 12597120, while the sum is 63.
The square root of 99995868 is about 9999.7933978658. The cubic root of 99995868 is about 464.1524902582.
The spelling of 99995868 in words is "ninety-nine million, nine hundred ninety-five thousand, eight hundred sixty-eight".
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