Base | Representation |
---|---|
bin | 101110001010001000… |
… | …0011010101010111000 |
3 | 100110212010110210101200 |
4 | 1130110100122222320 |
5 | 3111001232030142 |
6 | 113311553214200 |
7 | 10106246624400 |
oct | 1342420325270 |
9 | 313763423350 |
10 | 99124095672 |
11 | 39046a71228 |
12 | 17264561360 |
13 | 9469201764 |
14 | 4b249b7800 |
15 | 28a23bc64c |
hex | 171441aab8 |
99124095672 has 144 divisors (see below), whose sum is σ = 312523389360. Its totient is φ = 28300140288.
The previous prime is 99124095671. The next prime is 99124095691. The reversal of 99124095672 is 27659042199.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (99124095671) by changing a digit.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 5095308 + ... + 5114724.
It is an arithmetic number, because the mean of its divisors is an integer number (2170301315).
Almost surely, 299124095672 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 99124095672, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (156261694680).
99124095672 is an abundant number, since it is smaller than the sum of its proper divisors (213399293688).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
99124095672 is a wasteful number, since it uses less digits than its factorization.
99124095672 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20890 (or 20876 counting only the distinct ones).
The product of its (nonzero) digits is 2449440, while the sum is 54.
The spelling of 99124095672 in words is "ninety-nine billion, one hundred twenty-four million, ninety-five thousand, six hundred seventy-two".
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