Base | Representation |
---|---|
bin | 1101000101000… |
… | …0111000100010 |
3 | 10211020001000000 |
4 | 3101100320202 |
5 | 103020413000 |
6 | 5235440430 |
7 | 1234164450 |
oct | 321207042 |
9 | 124201000 |
10 | 54857250 |
11 | 28a69078 |
12 | 16456116 |
13 | b499216 |
14 | 73dd9d0 |
15 | 4c39000 |
hex | 3450e22 |
54857250 has 224 divisors, whose sum is σ = 180056448. Its totient is φ = 12247200.
The previous prime is 54857219. The next prime is 54857251. The reversal of 54857250 is 5275845.
It is a happy number.
It is not an unprimeable number, because it can be changed into a prime (54857251) by changing a digit.
It is a polite number, since it can be written in 111 ways as a sum of consecutive naturals, for example, 1275729 + ... + 1275771.
Almost surely, 254857250 is an apocalyptic number.
54857250 is a gapful number since it is divisible by the number (50) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 54857250, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (90028224).
54857250 is an abundant number, since it is smaller than the sum of its proper divisors (125199198).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
54857250 is an equidigital number, since it uses as much as digits as its factorization.
54857250 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 85 (or 60 counting only the distinct ones).
The product of its (nonzero) digits is 56000, while the sum is 36.
The square root of 54857250 is about 7406.5680311464. The cubic root of 54857250 is about 379.9659480105.
The spelling of 54857250 in words is "fifty-four million, eight hundred fifty-seven thousand, two hundred fifty".
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