Base | Representation |
---|---|
bin | 1100111011100… |
… | …0100000101010 |
3 | 10210001022212110 |
4 | 3032320200222 |
5 | 102340430010 |
6 | 5214223150 |
7 | 1225655040 |
oct | 316704052 |
9 | 123038773 |
10 | 54233130 |
11 | 28682176 |
12 | 161b4ab6 |
13 | b30b113 |
14 | 72ba390 |
15 | 4b64120 |
hex | 33b882a |
54233130 has 32 divisors (see below), whose sum is σ = 148754304. Its totient is φ = 12396096.
The previous prime is 54233099. The next prime is 54233143. The reversal of 54233130 is 3133245.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 54233097 and 54233106.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 128917 + ... + 129336.
It is an arithmetic number, because the mean of its divisors is an integer number (4648572).
Almost surely, 254233130 is an apocalyptic number.
54233130 is an abundant number, since it is smaller than the sum of its proper divisors (94521174).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
54233130 is a wasteful number, since it uses less digits than its factorization.
54233130 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 258270.
The product of its (nonzero) digits is 1080, while the sum is 21.
The square root of 54233130 is about 7364.3146320618. The cubic root of 54233130 is about 378.5194699919.
Adding to 54233130 its reverse (3133245), we get a palindrome (57366375).
It can be divided in two parts, 542331 and 30, that added together give a triangular number (542361 = T1041).
The spelling of 54233130 in words is "fifty-four million, two hundred thirty-three thousand, one hundred thirty".
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