Base | Representation |
---|---|
bin | 1100111101110… |
… | …0010010101001 |
3 | 10210022202220120 |
4 | 3033130102221 |
5 | 102410122224 |
6 | 5221313453 |
7 | 1230135240 |
oct | 317342251 |
9 | 123282816 |
10 | 54379689 |
11 | 287722a1 |
12 | 16265889 |
13 | b35ca40 |
14 | 7317957 |
15 | 4b92779 |
hex | 33dc4a9 |
54379689 has 16 divisors (see below), whose sum is σ = 89238912. Its totient is φ = 28683648.
The previous prime is 54379657. The next prime is 54379693. The reversal of 54379689 is 98697345.
It is not a de Polignac number, because 54379689 - 25 = 54379657 is a prime.
It is not an unprimeable number, because it can be changed into a prime (54379639) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 99324 + ... + 99869.
It is an arithmetic number, because the mean of its divisors is an integer number (5577432).
Almost surely, 254379689 is an apocalyptic number.
It is an amenable number.
54379689 is a deficient number, since it is larger than the sum of its proper divisors (34859223).
54379689 is a wasteful number, since it uses less digits than its factorization.
54379689 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 199216.
The product of its digits is 1632960, while the sum is 51.
The square root of 54379689 is about 7374.2585389990. The cubic root of 54379689 is about 378.8601322269.
The spelling of 54379689 in words is "fifty-four million, three hundred seventy-nine thousand, six hundred eighty-nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •