Base | Representation |
---|---|
bin | 1010100011000110… |
… | …1110100011001101 |
3 | 21022100011120221212 |
4 | 2220301232203031 |
5 | 21244342424023 |
6 | 1144551104205 |
7 | 130112161643 |
oct | 25061564315 |
9 | 7270146855 |
10 | 2831608013 |
11 | 1223407013 |
12 | 670372065 |
13 | 361846100 |
14 | 1cc0d1193 |
15 | 1188cee78 |
hex | a8c6e8cd |
2831608013 has 24 divisors (see below), whose sum is σ = 3176153856. Its totient is φ = 2521646400.
The previous prime is 2831608001. The next prime is 2831608027. The reversal of 2831608013 is 3108061382.
It is a happy number.
2831608013 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 2831608013 - 26 = 2831607949 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2831605013) 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, 561443 + ... + 566463.
It is an arithmetic number, because the mean of its divisors is an integer number (132339744).
Almost surely, 22831608013 is an apocalyptic number.
It is an amenable number.
2831608013 is a deficient number, since it is larger than the sum of its proper divisors (344545843).
2831608013 is a wasteful number, since it uses less digits than its factorization.
2831608013 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5165 (or 5152 counting only the distinct ones).
The product of its (nonzero) digits is 6912, while the sum is 32.
The square root of 2831608013 is about 53212.8557117545. The cubic root of 2831608013 is about 1414.7435118022.
Adding to 2831608013 its reverse (3108061382), we get a palindrome (5939669395).
The spelling of 2831608013 in words is "two billion, eight hundred thirty-one million, six hundred eight thousand, thirteen".
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