Base | Representation |
---|---|
bin | 10000101010111100… |
… | …11101111001110011 |
3 | 212002202110110010221 |
4 | 20111132131321303 |
5 | 121312230233211 |
6 | 4040042433511 |
7 | 434536544500 |
oct | 102536357163 |
9 | 25082413127 |
10 | 8950242931 |
11 | 38831a6a93 |
12 | 1899502897 |
13 | ac837b646 |
14 | 60c9824a7 |
15 | 375b4dc71 |
hex | 21579de73 |
8950242931 has 24 divisors (see below), whose sum is σ = 10889865504. Its totient is φ = 7320741120.
The previous prime is 8950242929. The next prime is 8950242937. The reversal of 8950242931 is 1392420598.
8950242931 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 8950242931 - 21 = 8950242929 is a prime.
It is a super-2 number, since 2×89502429312 (a number of 21 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (8950242937) 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, 478821 + ... + 497161.
It is an arithmetic number, because the mean of its divisors is an integer number (453744396).
Almost surely, 28950242931 is an apocalyptic number.
8950242931 is a deficient number, since it is larger than the sum of its proper divisors (1939622573).
8950242931 is a wasteful number, since it uses less digits than its factorization.
8950242931 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18811 (or 18804 counting only the distinct ones).
The product of its (nonzero) digits is 155520, while the sum is 43.
The square root of 8950242931 is about 94605.7235636407. The cubic root of 8950242931 is about 2076.2434454350.
The spelling of 8950242931 in words is "eight billion, nine hundred fifty million, two hundred forty-two thousand, nine hundred thirty-one".
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