Base | Representation |
---|---|
bin | 110001000011010000000000… |
… | …0100000001101011001010110 |
3 | 2002120122201101201122110120110 |
4 | 1202012200000200031121112 |
5 | 423022430314220133304 |
6 | 4125343445152543450 |
7 | 156610420065003144 |
oct | 14206400040153126 |
9 | 2076581351573513 |
10 | 431455243130454 |
11 | 115525160806554 |
12 | 40482abbb51b86 |
13 | 1569909366b12a |
14 | 787878c000594 |
15 | 34d321ad8c289 |
hex | 188680080d656 |
431455243130454 has 32 divisors (see below), whose sum is σ = 863223746636160. Its totient is φ = 143766208588032.
The previous prime is 431455243130453. The next prime is 431455243130459. The reversal of 431455243130454 is 454031342554134.
It is a happy number.
It is a super-2 number, since 2×4314552431304542 (a number of 30 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (431455243130453) 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, 412951942 + ... + 413995430.
It is an arithmetic number, because the mean of its divisors is an integer number (26975742082380).
Almost surely, 2431455243130454 is an apocalyptic number.
431455243130454 is an abundant number, since it is smaller than the sum of its proper divisors (431768503505706).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
431455243130454 is a wasteful number, since it uses less digits than its factorization.
431455243130454 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1068444.
The product of its (nonzero) digits is 6912000, while the sum is 48.
Adding to 431455243130454 its reverse (454031342554134), we get a palindrome (885486585684588).
The spelling of 431455243130454 in words is "four hundred thirty-one trillion, four hundred fifty-five billion, two hundred forty-three million, one hundred thirty thousand, four hundred fifty-four".
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