Base | Representation |
---|---|
bin | 11101000111000… |
… | …11101010010011 |
3 | 122000111202100101 |
4 | 32203203222103 |
5 | 1000003432011 |
6 | 40122033231 |
7 | 6023453365 |
oct | 1643435223 |
9 | 560452311 |
10 | 244202131 |
11 | 115933748 |
12 | 69948817 |
13 | 3b792704 |
14 | 2460ad35 |
15 | 1668b2c1 |
hex | e8e3a93 |
244202131 has 4 divisors (see below), whose sum is σ = 244356264. Its totient is φ = 244048000.
The previous prime is 244202107. The next prime is 244202173. The reversal of 244202131 is 131202442.
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 244202131 - 25 = 244202099 is a prime.
It is a super-2 number, since 2×2442021312 = 119269361569882322, which contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 244202099 and 244202108.
It is not an unprimeable number, because it can be changed into a prime (244202731) 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, 74665 + ... + 77866.
It is an arithmetic number, because the mean of its divisors is an integer number (61089066).
Almost surely, 2244202131 is an apocalyptic number.
244202131 is a deficient number, since it is larger than the sum of its proper divisors (154133).
244202131 is a wasteful number, since it uses less digits than its factorization.
244202131 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 154132.
The product of its (nonzero) digits is 384, while the sum is 19.
The square root of 244202131 is about 15626.9680680547. The cubic root of 244202131 is about 625.0524807131.
Adding to 244202131 its reverse (131202442), we get a palindrome (375404573).
The spelling of 244202131 in words is "two hundred forty-four million, two hundred two thousand, one hundred thirty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •