Base | Representation |
---|---|
bin | 11001101101010… |
… | …100110010110110 |
3 | 1010001120220220112 |
4 | 121231110302312 |
5 | 1340403441204 |
6 | 110444303022 |
7 | 13455043355 |
oct | 3155246266 |
9 | 1101526815 |
10 | 431312054 |
11 | 201512148 |
12 | 100541a72 |
13 | 6b485844 |
14 | 413d599c |
15 | 27ceb26e |
hex | 19b54cb6 |
431312054 has 16 divisors (see below), whose sum is σ = 675717120. Its totient is φ = 206090280.
The previous prime is 431312033. The next prime is 431312081. The reversal of 431312054 is 450213134.
It is a Harshad number since it is a multiple of its sum of digits (23).
It is a congruent number.
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, 55169 + ... + 62499.
It is an arithmetic number, because the mean of its divisors is an integer number (42232320).
Almost surely, 2431312054 is an apocalyptic number.
431312054 is a deficient number, since it is larger than the sum of its proper divisors (244405066).
431312054 is a wasteful number, since it uses less digits than its factorization.
431312054 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8635.
The product of its (nonzero) digits is 1440, while the sum is 23.
The square root of 431312054 is about 20768.0536882973. The cubic root of 431312054 is about 755.5511400533.
Adding to 431312054 its reverse (450213134), we get a palindrome (881525188).
The spelling of 431312054 in words is "four hundred thirty-one million, three hundred twelve thousand, fifty-four".
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