Base | Representation |
---|---|
bin | 1100100011101000001… |
… | …01000111111111101000 |
3 | 1112020122002102202122101 |
4 | 12101310011013333220 |
5 | 24032044210330440 |
6 | 530111443103144 |
7 | 43112406306211 |
oct | 6216405077750 |
9 | 1466562382571 |
10 | 431444230120 |
11 | 156a7a024942 |
12 | 6b749971ab4 |
13 | 318b9c99c77 |
14 | 16c4c354408 |
15 | b35220269a |
hex | 6474147fe8 |
431444230120 has 32 divisors (see below), whose sum is σ = 1027852432200. Its totient is φ = 162426062848.
The previous prime is 431444230093. The next prime is 431444230157. The reversal of 431444230120 is 21032444134.
It can be written as a sum of positive squares in 4 ways, for example, as 396544759524 + 34899470596 = 629718^2 + 186814^2 .
It is a super-2 number, since 2×4314442301202 (a number of 24 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 317237725 + ... + 317239084.
Almost surely, 2431444230120 is an apocalyptic number.
431444230120 is a gapful number since it is divisible by the number (40) formed by its first and last digit.
It is an amenable number.
431444230120 is an abundant number, since it is smaller than the sum of its proper divisors (596408202080).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
431444230120 is a wasteful number, since it uses less digits than its factorization.
431444230120 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 634476837 (or 634476833 counting only the distinct ones).
The product of its (nonzero) digits is 9216, while the sum is 28.
Adding to 431444230120 its reverse (21032444134), we get a palindrome (452476674254).
The spelling of 431444230120 in words is "four hundred thirty-one billion, four hundred forty-four million, two hundred thirty thousand, one hundred twenty".
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