Base | Representation |
---|---|
bin | 1101011101110001111… |
… | …0110001001001110100 |
3 | 211010002221120110010112 |
4 | 3113130132301021310 |
5 | 12242232033213420 |
6 | 254134514242152 |
7 | 22466426163215 |
oct | 3273436611164 |
9 | 733087513115 |
10 | 231332319860 |
11 | 8a120077924 |
12 | 38a00886358 |
13 | 18a78727105 |
14 | b2a746140c |
15 | 603e0248c5 |
hex | 35dc7b1274 |
231332319860 has 24 divisors (see below), whose sum is σ = 486660769056. Its totient is φ = 92368566560.
The previous prime is 231332319833. The next prime is 231332319901. The reversal of 231332319860 is 68913233132.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10261046 + ... + 10283565.
It is an arithmetic number, because the mean of its divisors is an integer number (20277532044).
Almost surely, 2231332319860 is an apocalyptic number.
231332319860 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
231332319860 is an abundant number, since it is smaller than the sum of its proper divisors (255328449196).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
231332319860 is a wasteful number, since it uses less digits than its factorization.
231332319860 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 20545183 (or 20545181 counting only the distinct ones).
The product of its (nonzero) digits is 139968, while the sum is 41.
The spelling of 231332319860 in words is "two hundred thirty-one billion, three hundred thirty-two million, three hundred nineteen thousand, eight hundred sixty".
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