Base | Representation |
---|---|
bin | 10101100000111000… |
… | …001111000011100101 |
3 | 2012121220002021201202 |
4 | 111200320033003211 |
5 | 334302122102244 |
6 | 14340113132245 |
7 | 1445305245323 |
oct | 254070170345 |
9 | 65556067652 |
10 | 23100190949 |
11 | 9884501400 |
12 | 458825a085 |
13 | 2241a6b854 |
14 | 1191d2cd13 |
15 | 90300104e |
hex | 560e0f0e5 |
23100190949 has 24 divisors (see below), whose sum is σ = 26013076320. Its totient is φ = 20486964960.
The previous prime is 23100190943. The next prime is 23100190987. The reversal of 23100190949 is 94909100132.
It is not a de Polignac number, because 23100190949 - 24 = 23100190933 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23100190943) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5299679 + ... + 5304035.
It is an arithmetic number, because the mean of its divisors is an integer number (1083878180).
Almost surely, 223100190949 is an apocalyptic number.
It is an amenable number.
23100190949 is a deficient number, since it is larger than the sum of its proper divisors (2912885371).
23100190949 is a wasteful number, since it uses less digits than its factorization.
23100190949 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5441 (or 5430 counting only the distinct ones).
The product of its (nonzero) digits is 17496, while the sum is 38.
The spelling of 23100190949 in words is "twenty-three billion, one hundred million, one hundred ninety thousand, nine hundred forty-nine".
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