Base | Representation |
---|---|
bin | 1101011110000110111… |
… | …0011011111000001110 |
3 | 211010100002010222011111 |
4 | 3113201232123320032 |
5 | 12242422100004402 |
6 | 254151340242234 |
7 | 22501545130246 |
oct | 3274156337016 |
9 | 733302128144 |
10 | 231420313102 |
11 | 8a165808510 |
12 | 38a2624037a |
13 | 18a90a25814 |
14 | b2b5008b26 |
15 | 6046b069d7 |
hex | 35e1b9be0e |
231420313102 has 16 divisors (see below), whose sum is σ = 379414651824. Its totient is φ = 104989144000.
The previous prime is 231420313099. The next prime is 231420313123. The reversal of 231420313102 is 201313024132.
It is a super-2 number, since 2×2314203131022 (a number of 24 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (22).
It is a congruent number.
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, 10083649 + ... + 10106572.
It is an arithmetic number, because the mean of its divisors is an integer number (23713415739).
Almost surely, 2231420313102 is an apocalyptic number.
231420313102 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
231420313102 is a deficient number, since it is larger than the sum of its proper divisors (147994338722).
231420313102 is a wasteful number, since it uses less digits than its factorization.
231420313102 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20190755.
The product of its (nonzero) digits is 864, while the sum is 22.
Adding to 231420313102 its reverse (201313024132), we get a palindrome (432733337234).
The spelling of 231420313102 in words is "two hundred thirty-one billion, four hundred twenty million, three hundred thirteen thousand, one hundred two".
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