Base | Representation |
---|---|
bin | 101001101100… |
… | …101101001100 |
3 | 202120100112121 |
4 | 221230231030 |
5 | 10244243040 |
6 | 1030142324 |
7 | 161624602 |
oct | 51545514 |
9 | 22510477 |
10 | 10931020 |
11 | 6196701 |
12 | 37b19a4 |
13 | 2359579 |
14 | 1647872 |
15 | e5dc4a |
hex | a6cb4c |
10931020 has 24 divisors (see below), whose sum is σ = 23272704. Its totient is φ = 4311936.
The previous prime is 10931009. The next prime is 10931071. The reversal of 10931020 is 2013901.
10931020 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a junction number, because it is equal to n+sod(n) for n = 10930985 and 10931003.
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, 2284 + ... + 5203.
It is an arithmetic number, because the mean of its divisors is an integer number (969696).
Almost surely, 210931020 is an apocalyptic number.
10931020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
10931020 is an abundant number, since it is smaller than the sum of its proper divisors (12341684).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
10931020 is a wasteful number, since it uses less digits than its factorization.
10931020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7569 (or 7567 counting only the distinct ones).
The product of its (nonzero) digits is 54, while the sum is 16.
The square root of 10931020 is about 3306.2093097685. The cubic root of 10931020 is about 221.9321546866.
Adding to 10931020 its reverse (2013901), we get a palindrome (12944921).
The spelling of 10931020 in words is "ten million, nine hundred thirty-one thousand, twenty".
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