Base | Representation |
---|---|
bin | 1100111010110… |
… | …1110011001000 |
3 | 10202222002200111 |
4 | 3032231303020 |
5 | 102333024011 |
6 | 5213244104 |
7 | 1225413112 |
oct | 316556310 |
9 | 122862614 |
10 | 54189256 |
11 | 28652210 |
12 | 16193634 |
13 | b2c4164 |
14 | 72a83b2 |
15 | 4b56121 |
hex | 33adcc8 |
54189256 has 32 divisors (see below), whose sum is σ = 111196800. Its totient is φ = 24552640.
The previous prime is 54189253. The next prime is 54189257. The reversal of 54189256 is 65298145.
It is an alternating number because its digits alternate between odd and even.
It is a pancake number, because a pancake can be divided into 54189256 parts by 10410 straight cuts.
It is not an unprimeable number, because it can be changed into a prime (54189253) 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, 33441 + ... + 35023.
It is an arithmetic number, because the mean of its divisors is an integer number (3474900).
Almost surely, 254189256 is an apocalyptic number.
It is an amenable number.
54189256 is an abundant number, since it is smaller than the sum of its proper divisors (57007544).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
54189256 is a wasteful number, since it uses less digits than its factorization.
54189256 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1989 (or 1985 counting only the distinct ones).
The product of its digits is 86400, while the sum is 40.
The square root of 54189256 is about 7361.3352049747. The cubic root of 54189256 is about 378.4173697715.
Subtracting 54189256 from its reverse (65298145), we obtain a square (11108889 = 33332).
It can be divided in two parts, 54189 and 256, that added together give a palindrome (54445).
The spelling of 54189256 in words is "fifty-four million, one hundred eighty-nine thousand, two hundred fifty-six".
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