Base | Representation |
---|---|
bin | 1011110000111111110… |
… | …1011111110100111100 |
3 | 201022201212121000022102 |
4 | 2330033331133310330 |
5 | 11302431044223200 |
6 | 232505142004232 |
7 | 20414000132261 |
oct | 2741775376474 |
9 | 638655530272 |
10 | 202131242300 |
11 | 787a58a9079 |
12 | 33211416678 |
13 | 160a3a285b0 |
14 | 9ad7181268 |
15 | 53d060d6d5 |
hex | 2f0ff5fd3c |
202131242300 has 72 divisors (see below), whose sum is σ = 483886393872. Its totient is φ = 72812736000.
The previous prime is 202131242267. The next prime is 202131242323. The reversal of 202131242300 is 3242131202.
It is a super-2 number, since 2×2021312423002 (a number of 23 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (20).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1842866 + ... + 1949465.
Almost surely, 2202131242300 is an apocalyptic number.
202131242300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
202131242300 is an abundant number, since it is smaller than the sum of its proper divisors (281755151572).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
202131242300 is a wasteful number, since it uses less digits than its factorization.
202131242300 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3792399 (or 3792392 counting only the distinct ones).
The product of its (nonzero) digits is 576, while the sum is 20.
Adding to 202131242300 its reverse (3242131202), we get a palindrome (205373373502).
The spelling of 202131242300 in words is "two hundred two billion, one hundred thirty-one million, two hundred forty-two thousand, three hundred".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.078 sec. • engine limits •