Base | Representation |
---|---|
bin | 1011101010100111010… |
… | …1001111001001111111 |
3 | 201011022110110011111021 |
4 | 2322221311033021333 |
5 | 11240423424111311 |
6 | 232023133005011 |
7 | 20323353125143 |
oct | 2725165171177 |
9 | 634273404437 |
10 | 200417800831 |
11 | 77aa6695146 |
12 | 32a13623767 |
13 | 15b8ca53bc1 |
14 | 99b379b223 |
15 | 532eea2171 |
hex | 2ea9d4f27f |
200417800831 has 4 divisors (see below), whose sum is σ = 200445532200. Its totient is φ = 200390069464.
The previous prime is 200417800829. The next prime is 200417800853. The reversal of 200417800831 is 138008714002.
It is a happy number.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 200417800831 - 21 = 200417800829 is a prime.
It is a super-2 number, since 2×2004178008312 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (200417800801) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13854841 + ... + 13869298.
It is an arithmetic number, because the mean of its divisors is an integer number (50111383050).
Almost surely, 2200417800831 is an apocalyptic number.
200417800831 is a deficient number, since it is larger than the sum of its proper divisors (27731369).
200417800831 is an equidigital number, since it uses as much as digits as its factorization.
200417800831 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 27731368.
The product of its (nonzero) digits is 10752, while the sum is 34.
The spelling of 200417800831 in words is "two hundred billion, four hundred seventeen million, eight hundred thousand, eight hundred thirty-one".
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