Base | Representation |
---|---|
bin | 1100111001111… |
… | …1001100001111 |
3 | 10202212001121110 |
4 | 3032133030033 |
5 | 102324120143 |
6 | 5212103103 |
7 | 1225043505 |
oct | 316371417 |
9 | 122761543 |
10 | 54129423 |
11 | 28611267 |
12 | 16164a93 |
13 | b2a2b5a |
14 | 7290675 |
15 | 4b43533 |
hex | 339f30f |
54129423 has 24 divisors (see below), whose sum is σ = 76907136. Its totient is φ = 33858000.
The previous prime is 54129407. The next prime is 54129433. The reversal of 54129423 is 32492145.
It is not a de Polignac number, because 54129423 - 24 = 54129407 is a prime.
It is a zygodrome in base 2.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (54129403) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 163368 + ... + 163698.
It is an arithmetic number, because the mean of its divisors is an integer number (3204464).
Almost surely, 254129423 is an apocalyptic number.
54129423 is a deficient number, since it is larger than the sum of its proper divisors (22777713).
54129423 is a wasteful number, since it uses less digits than its factorization.
54129423 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 523 (or 504 counting only the distinct ones).
The product of its digits is 8640, while the sum is 30.
The square root of 54129423 is about 7357.2700779569. The cubic root of 54129423 is about 378.2780421225.
The spelling of 54129423 in words is "fifty-four million, one hundred twenty-nine thousand, four hundred twenty-three".
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