Base | Representation |
---|---|
bin | 11011100010011… |
… | …11011100000110 |
3 | 121002200122000210 |
4 | 31301033130012 |
5 | 433114341402 |
6 | 34531220250 |
7 | 5503366446 |
oct | 1561173406 |
9 | 532618023 |
10 | 231012102 |
11 | 1094448a2 |
12 | 65447686 |
13 | 38b24b69 |
14 | 22976126 |
15 | 1543306c |
hex | dc4f706 |
231012102 has 16 divisors (see below), whose sum is σ = 464792832. Its totient is φ = 76542600.
The previous prime is 231012101. The next prime is 231012109. The reversal of 231012102 is 201210132.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (231012101) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 114274 + ... + 116277.
It is an arithmetic number, because the mean of its divisors is an integer number (29049552).
Almost surely, 2231012102 is an apocalyptic number.
231012102 is an abundant number, since it is smaller than the sum of its proper divisors (233780730).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
231012102 is a wasteful number, since it uses less digits than its factorization.
231012102 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 230723.
The product of its (nonzero) digits is 24, while the sum is 12.
The square root of 231012102 is about 15199.0822749270. The cubic root of 231012102 is about 613.5899588383.
Adding to 231012102 its reverse (201210132), we get a palindrome (432222234).
The spelling of 231012102 in words is "two hundred thirty-one million, twelve thousand, one hundred two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •