Base | Representation |
---|---|
bin | 100111000001… |
… | …111110001010 |
3 | 201020211020111 |
4 | 213001332022 |
5 | 10104403230 |
6 | 1003144534 |
7 | 152653000 |
oct | 47017612 |
9 | 21224214 |
10 | 10231690 |
11 | 5859247 |
12 | 351514a |
13 | 2173171 |
14 | 1504a70 |
15 | d7192a |
hex | 9c1f8a |
10231690 has 64 divisors (see below), whose sum is σ = 22752000. Its totient is φ = 3302208.
The previous prime is 10231687. The next prime is 10231691. The reversal of 10231690 is 9613201.
10231690 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a super-2 number, since 2×102316902 = 209374960512200, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (10231691) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 65092 + ... + 65248.
It is an arithmetic number, because the mean of its divisors is an integer number (355500).
Almost surely, 210231690 is an apocalyptic number.
10231690 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
10231690 is an abundant number, since it is smaller than the sum of its proper divisors (12520310).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
10231690 is a wasteful number, since it uses less digits than its factorization.
10231690 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 204 (or 190 counting only the distinct ones).
The product of its (nonzero) digits is 324, while the sum is 22.
The square root of 10231690 is about 3198.7012989649. The cubic root of 10231690 is about 217.0946517366.
Adding to 10231690 its reverse (9613201), we get a palindrome (19844891).
It can be divided in two parts, 1023 and 1690, that multiplied together give a triangular number (1728870 = T1859).
The spelling of 10231690 in words is "ten million, two hundred thirty-one thousand, six hundred ninety".
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