Base | Representation |
---|---|
bin | 11000001000111… |
… | …00101111100100 |
3 | 112010000201001001 |
4 | 30010130233210 |
5 | 403314233100 |
6 | 32032043044 |
7 | 5006106211 |
oct | 1404345744 |
9 | 463021031 |
10 | 202492900 |
11 | a4335a05 |
12 | 57993484 |
13 | 32c4abac |
14 | 1cc70b08 |
15 | 12b9cd6a |
hex | c11cbe4 |
202492900 has 27 divisors (see below), whose sum is σ = 439718601. Its totient is φ = 80940240.
The previous prime is 202492847. The next prime is 202492909. The reversal of 202492900 is 9294202.
It is a happy number.
The square root of 202492900 is 14230.
It is a perfect power (a square), and thus also a powerful number.
It can be written as a sum of positive squares in only one way, i.e., 72897444 + 129595456 = 8538^2 + 11384^2 .
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (202492909) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 141589 + ... + 143011.
Almost surely, 2202492900 is an apocalyptic number.
202492900 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
202492900 is the 14230-th square number.
It is an amenable number.
202492900 is an abundant number, since it is smaller than the sum of its proper divisors (237225701).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
202492900 is an equidigital number, since it uses as much as digits as its factorization.
202492900 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2860 (or 1430 counting only the distinct ones).
The product of its (nonzero) digits is 2592, while the sum is 28.
The cubic root of 202492900 is about 587.2232829938.
The spelling of 202492900 in words is "two hundred two million, four hundred ninety-two thousand, nine hundred".
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