Base | Representation |
---|---|
bin | 1100111101011… |
… | …1100001001011 |
3 | 10210021210002111 |
4 | 3033113201023 |
5 | 102404011024 |
6 | 5221043151 |
7 | 1230024241 |
oct | 317274113 |
9 | 123253074 |
10 | 54360139 |
11 | 28759639 |
12 | 162564b7 |
13 | b353b82 |
14 | 7310791 |
15 | 4b8ba94 |
hex | 33d784b |
54360139 has 8 divisors (see below), whose sum is σ = 55559520. Its totient is φ = 53167296.
The previous prime is 54360133. The next prime is 54360149. The reversal of 54360139 is 93106345.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 54360139 - 217 = 54229067 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 54360139.
It is not an unprimeable number, because it can be changed into a prime (54360133) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17599 + ... + 20455.
It is an arithmetic number, because the mean of its divisors is an integer number (6944940).
Almost surely, 254360139 is an apocalyptic number.
54360139 is a deficient number, since it is larger than the sum of its proper divisors (1199381).
54360139 is a wasteful number, since it uses less digits than its factorization.
54360139 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3269.
The product of its (nonzero) digits is 9720, while the sum is 31.
The square root of 54360139 is about 7372.9328628437. The cubic root of 54360139 is about 378.8147255472.
The spelling of 54360139 in words is "fifty-four million, three hundred sixty thousand, one hundred thirty-nine".
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