Base | Representation |
---|---|
bin | 101101111111111001… |
… | …0101001111011000000 |
3 | 100102222012101222222221 |
4 | 1123333302221323000 |
5 | 3104300332441004 |
6 | 113213530140424 |
7 | 10064610342223 |
oct | 1337762517300 |
9 | 312865358887 |
10 | 98780749504 |
11 | 38990181168 |
12 | 17189581714 |
13 | 9413038048 |
14 | 4ad115d5ba |
15 | 288219a354 |
hex | 16ffca9ec0 |
98780749504 has 42 divisors (see below), whose sum is σ = 206357684820. Its totient is φ = 46785689856.
The previous prime is 98780749477. The next prime is 98780749511. The reversal of 98780749504 is 40594708789.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 10955302 + ... + 10964314.
It is an arithmetic number, because the mean of its divisors is an integer number (4913278210).
Almost surely, 298780749504 is an apocalyptic number.
It is an amenable number.
98780749504 is an abundant number, since it is smaller than the sum of its proper divisors (107576935316).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
98780749504 is an frugal number, since it uses more digits than its factorization.
98780749504 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18057 (or 9034 counting only the distinct ones).
The product of its (nonzero) digits is 20321280, while the sum is 61.
The spelling of 98780749504 in words is "ninety-eight billion, seven hundred eighty million, seven hundred forty-nine thousand, five hundred four".
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