Base | Representation |
---|---|
bin | 10011001110010110… |
… | …00001100100000111 |
3 | 222122021112220202111 |
4 | 21213023001210013 |
5 | 132114121042311 |
6 | 4424044121451 |
7 | 513522004555 |
oct | 114713014407 |
9 | 28567486674 |
10 | 10320877831 |
11 | 4416959300 |
12 | 2000536287 |
13 | c86318104 |
14 | 6dca0cbd5 |
15 | 406142d21 |
hex | 2672c1907 |
10320877831 has 24 divisors (see below), whose sum is σ = 11749368960. Its totient is φ = 9048473280.
The previous prime is 10320877799. The next prime is 10320877901. The reversal of 10320877831 is 13877802301.
It is not a de Polignac number, because 10320877831 - 25 = 10320877799 is a prime.
It is a super-2 number, since 2×103208778312 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10320887831) 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, 5497665 + ... + 5499541.
It is an arithmetic number, because the mean of its divisors is an integer number (489557040).
Almost surely, 210320877831 is an apocalyptic number.
10320877831 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
10320877831 is a deficient number, since it is larger than the sum of its proper divisors (1428491129).
10320877831 is a wasteful number, since it uses less digits than its factorization.
10320877831 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3495 (or 3484 counting only the distinct ones).
The product of its (nonzero) digits is 56448, while the sum is 40.
The spelling of 10320877831 in words is "ten billion, three hundred twenty million, eight hundred seventy-seven thousand, eight hundred thirty-one".
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