Base | Representation |
---|---|
bin | 1011110100011100011… |
… | …0000110010100111111 |
3 | 201102010100010222010210 |
4 | 2331013012012110333 |
5 | 11311324344302111 |
6 | 233141024003503 |
7 | 20445631411314 |
oct | 2750706062477 |
9 | 642110128123 |
10 | 203056244031 |
11 | 7912aa57613 |
12 | 3342b160593 |
13 | 161c0566bb4 |
14 | 9b83d68d0b |
15 | 54369280a6 |
hex | 2f4718653f |
203056244031 has 16 divisors (see below), whose sum is σ = 286700822784. Its totient is φ = 127393090944.
The previous prime is 203056243979. The next prime is 203056244033. The reversal of 203056244031 is 130442650302.
It is not a de Polignac number, because 203056244031 - 26 = 203056243967 is a prime.
It is a super-2 number, since 2×2030562440312 (a number of 23 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 203056244031.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (203056244033) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 223116 + ... + 675198.
It is an arithmetic number, because the mean of its divisors is an integer number (17918801424).
Almost surely, 2203056244031 is an apocalyptic number.
203056244031 is a deficient number, since it is larger than the sum of its proper divisors (83644578753).
203056244031 is a wasteful number, since it uses less digits than its factorization.
203056244031 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 460910.
The product of its (nonzero) digits is 17280, while the sum is 30.
Adding to 203056244031 its reverse (130442650302), we get a palindrome (333498894333).
The spelling of 203056244031 in words is "two hundred three billion, fifty-six million, two hundred forty-four thousand, thirty-one".
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