Base | Representation |
---|---|
bin | 101101010010010011… |
… | …0011110111000011010 |
3 | 100022000120121010120220 |
4 | 1122210212132320122 |
5 | 3043132203110043 |
6 | 112402034500510 |
7 | 10011652301103 |
oct | 1324446367032 |
9 | 308016533526 |
10 | 97250831898 |
11 | 38275617450 |
12 | 16a21134736 |
13 | 922b09c45c |
14 | 49c7cad3aa |
15 | 27e2be1483 |
hex | 16a499ee1a |
97250831898 has 64 divisors (see below), whose sum is σ = 219580416000. Its totient is φ = 28443360960.
The previous prime is 97250831891. The next prime is 97250831929. The reversal of 97250831898 is 89813805279.
It is not an unprimeable number, because it can be changed into a prime (97250831891) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6390903 + ... + 6406101.
It is an arithmetic number, because the mean of its divisors is an integer number (3430944000).
Almost surely, 297250831898 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 97250831898, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (109790208000).
97250831898 is an abundant number, since it is smaller than the sum of its proper divisors (122329584102).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
97250831898 is a wasteful number, since it uses less digits than its factorization.
97250831898 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 18587.
The product of its (nonzero) digits is 8709120, while the sum is 60.
The spelling of 97250831898 in words is "ninety-seven billion, two hundred fifty million, eight hundred thirty-one thousand, eight hundred ninety-eight".
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