Base | Representation |
---|---|
bin | 11000110000001010010001… |
… | …11100010100010001100101 |
3 | 21010201120210222021102210210 |
4 | 30120011020330110101211 |
5 | 24113300343121012240 |
6 | 311433225301010033 |
7 | 14315351311536261 |
oct | 1430051074242145 |
9 | 233646728242723 |
10 | 54431344313445 |
11 | 1638622692a730 |
12 | 61311ab0b3919 |
13 | 244ab138a3a78 |
14 | d626c38cd0a1 |
15 | 645d3e182780 |
hex | 318148f14465 |
54431344313445 has 32 divisors (see below), whose sum is σ = 96617732912640. Its totient is φ = 25943650495040.
The previous prime is 54431344313441. The next prime is 54431344313477.
54431344313445 is nontrivially palindromic in base 10.
It is not a de Polignac number, because 54431344313445 - 22 = 54431344313441 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 54431344313394 and 54431344313403.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (54431344313441) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2795642259 + ... + 2795661728.
It is an arithmetic number, because the mean of its divisors is an integer number (3019304153520).
Almost surely, 254431344313445 is an apocalyptic number.
54431344313445 is a gapful number since it is divisible by the number (55) formed by its first and last digit.
It is an amenable number.
54431344313445 is a deficient number, since it is larger than the sum of its proper divisors (42186388599195).
54431344313445 is a wasteful number, since it uses less digits than its factorization.
54431344313445 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5591304065.
The product of its digits is 8294400, while the sum is 48.
It can be divided in two parts, 5443134 and 4313445, that added together give a palindrome (9756579).
The spelling of 54431344313445 in words is "fifty-four trillion, four hundred thirty-one billion, three hundred forty-four million, three hundred thirteen thousand, four hundred forty-five".
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