Base | Representation |
---|---|
bin | 10010100101100011100100 |
3 | 100011112201000 |
4 | 102211203210 |
5 | 2221404140 |
6 | 252233300 |
7 | 56262210 |
oct | 22454344 |
9 | 10145630 |
10 | 4872420 |
11 | 28287a3 |
12 | 176b830 |
13 | 10179b7 |
14 | 90b940 |
15 | 663a30 |
hex | 4a58e4 |
4872420 has 96 divisors (see below), whose sum is σ = 17337600. Its totient is φ = 1112832.
The previous prime is 4872403. The next prime is 4872431. The reversal of 4872420 is 242784.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3136 + ... + 4424.
It is an arithmetic number, because the mean of its divisors is an integer number (180600).
Almost surely, 24872420 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 4872420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8668800).
4872420 is an abundant number, since it is smaller than the sum of its proper divisors (12465180).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
4872420 is a wasteful number, since it uses less digits than its factorization.
4872420 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1314 (or 1306 counting only the distinct ones).
The product of its (nonzero) digits is 3584, while the sum is 27.
The square root of 4872420 is about 2207.3558843105. The cubic root of 4872420 is about 169.5306546483.
The spelling of 4872420 in words is "four million, eight hundred seventy-two thousand, four hundred twenty".
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