Base | Representation |
---|---|
bin | 1011111010110… |
… | …01000000101100 |
3 | 20222010110211100 |
4 | 11331121000230 |
5 | 201043314213 |
6 | 13530523100 |
7 | 2322544602 |
oct | 575310054 |
9 | 228113740 |
10 | 99979308 |
11 | 51487a30 |
12 | 29596490 |
13 | 17937270 |
14 | d3c7872 |
15 | 8b9d773 |
hex | 5f5902c |
99979308 has 72 divisors (see below), whose sum is σ = 296923536. Its totient is φ = 27964800.
The previous prime is 99979303. The next prime is 99979333. The reversal of 99979308 is 80397999.
It is a happy number.
It is not an unprimeable number, because it can be changed into a prime (99979303) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4563 + ... + 14858.
It is an arithmetic number, because the mean of its divisors is an integer number (4123938).
Almost surely, 299979308 is an apocalyptic number.
It is an amenable number.
99979308 is an abundant number, since it is smaller than the sum of its proper divisors (196944228).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
99979308 is a wasteful number, since it uses less digits than its factorization.
99979308 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 19455 (or 19450 counting only the distinct ones).
The product of its (nonzero) digits is 1102248, while the sum is 54.
The square root of 99979308 is about 9998.9653464746. The cubic root of 99979308 is about 464.1268665675.
The spelling of 99979308 in words is "ninety-nine million, nine hundred seventy-nine thousand, three hundred eight".
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