Base | Representation |
---|---|
bin | 1100111001110… |
… | …1001111010110 |
3 | 10202211122122102 |
4 | 3032131033112 |
5 | 102323341210 |
6 | 5212002102 |
7 | 1225011266 |
oct | 316351726 |
9 | 122748572 |
10 | 54121430 |
11 | 28606260 |
12 | 16160332 |
13 | b29c31c |
14 | 728b7a6 |
15 | 4b40ea5 |
hex | 339d3d6 |
54121430 has 16 divisors (see below), whose sum is σ = 106275024. Its totient is φ = 19680480.
The previous prime is 54121429. The next prime is 54121469. The reversal of 54121430 is 3412145.
It is an alternating number because its digits alternate between odd and even.
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, 245897 + ... + 246116.
It is an arithmetic number, because the mean of its divisors is an integer number (6642189).
Almost surely, 254121430 is an apocalyptic number.
54121430 is a deficient number, since it is larger than the sum of its proper divisors (52153594).
54121430 is a wasteful number, since it uses less digits than its factorization.
54121430 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 492031.
The product of its (nonzero) digits is 480, while the sum is 20.
The square root of 54121430 is about 7356.7268537034. The cubic root of 54121430 is about 378.2594217797.
Adding to 54121430 its reverse (3412145), we get a palindrome (57533575).
The spelling of 54121430 in words is "fifty-four million, one hundred twenty-one thousand, four hundred thirty".
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