Base | Representation |
---|---|
bin | 1011111001000… |
… | …01000011000100 |
3 | 20221200211101120 |
4 | 11330201003010 |
5 | 201014000314 |
6 | 13521553540 |
7 | 2320601400 |
oct | 574410304 |
9 | 227624346 |
10 | 99750084 |
11 | 51340795 |
12 | 294a58b0 |
13 | 17886b25 |
14 | d368100 |
15 | 8b558a9 |
hex | 5f210c4 |
99750084 has 108 divisors (see below), whose sum is σ = 288103536. Its totient is φ = 26777856.
The previous prime is 99750083. The next prime is 99750097. The reversal of 99750084 is 48005799.
It is a Harshad number since it is a multiple of its sum of digits (42).
It is not an unprimeable number, because it can be changed into a prime (99750083) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 169639 + ... + 170225.
Almost surely, 299750084 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 99750084, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (144051768).
99750084 is an abundant number, since it is smaller than the sum of its proper divisors (188353452).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
99750084 is a wasteful number, since it uses less digits than its factorization.
99750084 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 642 (or 616 counting only the distinct ones).
The product of its (nonzero) digits is 90720, while the sum is 42.
The square root of 99750084 is about 9987.4963829781. The cubic root of 99750084 is about 463.7718916923.
The spelling of 99750084 in words is "ninety-nine million, seven hundred fifty thousand, eighty-four".
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