Base | Representation |
---|---|
bin | 10010111111100000000000 |
3 | 100100221110212 |
4 | 102333200000 |
5 | 2233304223 |
6 | 254413252 |
7 | 60214061 |
oct | 22774000 |
9 | 10327425 |
10 | 4978688 |
11 | 28a0620 |
12 | 1801228 |
13 | 1054190 |
14 | 938568 |
15 | 685278 |
hex | 4bf800 |
4978688 has 96 divisors (see below), whose sum is σ = 12383280. Its totient is φ = 1966080.
The previous prime is 4978681. The next prime is 4978697. The reversal of 4978688 is 8868794.
Its product of digits (774144) is a multiple of the sum of its prime factors (63).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (4978681) 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, 292856 + ... + 292872.
Almost surely, 24978688 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 4978688, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6191640).
4978688 is an abundant number, since it is smaller than the sum of its proper divisors (7404592).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
4978688 is a wasteful number, since it uses less digits than its factorization.
4978688 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 63 (or 43 counting only the distinct ones).
The product of its digits is 774144, while the sum is 50.
The square root of 4978688 is about 2231.2973804493. The cubic root of 4978688 is about 170.7542952773.
The spelling of 4978688 in words is "four million, nine hundred seventy-eight thousand, six hundred eighty-eight".
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