Base | Representation |
---|---|
bin | 1111011101001000001… |
… | …11101101000100001111 |
3 | 1212202200201000122112221 |
4 | 13232210013231010033 |
5 | 32200024310213211 |
6 | 1043542011240211 |
7 | 53236346302666 |
oct | 7564407550417 |
9 | 1782621018487 |
10 | 531034460431 |
11 | 195235121a02 |
12 | 86b02449067 |
13 | 3b0cb927327 |
14 | 1b9b8bc9ddd |
15 | dc30498c71 |
hex | 7ba41ed10f |
531034460431 has 4 divisors (see below), whose sum is σ = 531037015864. Its totient is φ = 531031905000.
The previous prime is 531034460371. The next prime is 531034460449. The reversal of 531034460431 is 134064430135.
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 531034460431 - 27 = 531034460303 is a prime.
It is a super-2 number, since 2×5310344604312 (a number of 24 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 (531034460491) 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, 935445 + ... + 1391806.
It is an arithmetic number, because the mean of its divisors is an integer number (132759253966).
Almost surely, 2531034460431 is an apocalyptic number.
531034460431 is a deficient number, since it is larger than the sum of its proper divisors (2555433).
531034460431 is a wasteful number, since it uses less digits than its factorization.
531034460431 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2555432.
The product of its (nonzero) digits is 51840, while the sum is 34.
Adding to 531034460431 its reverse (134064430135), we get a palindrome (665098890566).
The spelling of 531034460431 in words is "five hundred thirty-one billion, thirty-four million, four hundred sixty thousand, four hundred thirty-one".
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