Base | Representation |
---|---|
bin | 101000001101… |
… | …110010010111 |
3 | 201211121020000 |
4 | 220031302113 |
5 | 10144322411 |
6 | 1013542343 |
7 | 155415240 |
oct | 50156227 |
9 | 21747200 |
10 | 10542231 |
11 | 5a50597 |
12 | 36449b3 |
13 | 225160b |
14 | 1585cc7 |
15 | dd3956 |
hex | a0dc97 |
10542231 has 20 divisors (see below), whose sum is σ = 17998992. Its totient is φ = 6023808.
The previous prime is 10542229. The next prime is 10542253. The reversal of 10542231 is 13224501.
10542231 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 10542231 - 21 = 10542229 is a prime.
It is a super-2 number, since 2×105422312 = 222277268914722, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10542271) by changing a digit.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 8730 + ... + 9863.
Almost surely, 210542231 is an apocalyptic number.
10542231 is a deficient number, since it is larger than the sum of its proper divisors (7456761).
10542231 is an equidigital number, since it uses as much as digits as its factorization.
10542231 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18612 (or 18603 counting only the distinct ones).
The product of its (nonzero) digits is 240, while the sum is 18.
The square root of 10542231 is about 3246.8801948948. The cubic root of 10542231 is about 219.2691380533.
Adding to 10542231 its reverse (13224501), we get a palindrome (23766732).
The spelling of 10542231 in words is "ten million, five hundred forty-two thousand, two hundred thirty-one".
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