Base | Representation |
---|---|
bin | 1011111000111… |
… | …11111111100000 |
3 | 20221200121110102 |
4 | 11330133333200 |
5 | 201013331020 |
6 | 13521521532 |
7 | 2320552652 |
oct | 574377740 |
9 | 227617412 |
10 | 99745760 |
11 | 51338514 |
12 | 294a32a8 |
13 | 17884b7a |
14 | d3666d2 |
15 | 8b54475 |
hex | 5f1ffe0 |
99745760 has 48 divisors (see below), whose sum is σ = 237123936. Its totient is φ = 39648768.
The previous prime is 99745757. The next prime is 99745777. The reversal of 99745760 is 6754799.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24854 + ... + 28586.
It is an arithmetic number, because the mean of its divisors is an integer number (4940082).
Almost surely, 299745760 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 99745760, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (118561968).
99745760 is an abundant number, since it is smaller than the sum of its proper divisors (137378176).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
99745760 is a wasteful number, since it uses less digits than its factorization.
99745760 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3915 (or 3907 counting only the distinct ones).
The product of its (nonzero) digits is 476280, while the sum is 47.
The square root of 99745760 is about 9987.2799099655. The cubic root of 99745760 is about 463.7651903491.
The spelling of 99745760 in words is "ninety-nine million, seven hundred forty-five thousand, seven hundred sixty".
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