Base | Representation |
---|---|
bin | 1100111011010… |
… | …1010111000110 |
3 | 10210000200011200 |
4 | 3032311113012 |
5 | 102340021410 |
6 | 5214043330 |
7 | 1225602321 |
oct | 316652706 |
9 | 123020150 |
10 | 54220230 |
11 | 28673509 |
12 | 161a9546 |
13 | b30529c |
14 | 72b57b8 |
15 | 4b603c0 |
hex | 33b55c6 |
54220230 has 48 divisors (see below), whose sum is σ = 142365600. Its totient is φ = 14315904.
The previous prime is 54220189. The next prime is 54220249. The reversal of 54220230 is 3202245.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6346 + ... + 12194.
It is an arithmetic number, because the mean of its divisors is an integer number (2965950).
Almost surely, 254220230 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 54220230, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (71182800).
54220230 is an abundant number, since it is smaller than the sum of its proper divisors (88145370).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
54220230 is a wasteful number, since it uses less digits than its factorization.
54220230 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5965 (or 5962 counting only the distinct ones).
The product of its (nonzero) digits is 480, while the sum is 18.
The square root of 54220230 is about 7363.4387347217. The cubic root of 54220230 is about 378.4894558144.
Adding to 54220230 its reverse (3202245), we get a palindrome (57422475).
The spelling of 54220230 in words is "fifty-four million, two hundred twenty thousand, two hundred thirty".
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