Base | Representation |
---|---|
bin | 10010110101111010100100 |
3 | 100021221121210 |
4 | 102311322210 |
5 | 2231030203 |
6 | 253511420 |
7 | 56661444 |
oct | 22657244 |
9 | 10257553 |
10 | 4939428 |
11 | 287407a |
12 | 17a2570 |
13 | 103c350 |
14 | 928124 |
15 | 678803 |
hex | 4b5ea4 |
4939428 has 24 divisors (see below), whose sum is σ = 12412288. Its totient is φ = 1519776.
The previous prime is 4939427. The next prime is 4939433. The reversal of 4939428 is 8249394.
It is a Harshad number since it is a multiple of its sum of digits (39).
It is not an unprimeable number, because it can be changed into a prime (4939423) 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, 15676 + ... + 15987.
Almost surely, 24939428 is an apocalyptic number.
It is an amenable number.
4939428 is an abundant number, since it is smaller than the sum of its proper divisors (7472860).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
4939428 is a wasteful number, since it uses less digits than its factorization.
4939428 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 31683 (or 31681 counting only the distinct ones).
The product of its digits is 62208, while the sum is 39.
The square root of 4939428 is about 2222.4823958808. The cubic root of 4939428 is about 170.3042762856.
The spelling of 4939428 in words is "four million, nine hundred thirty-nine thousand, four hundred twenty-eight".
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