Base | Representation |
---|---|
bin | 10011000010000100111000 |
3 | 100101110221200 |
4 | 103002010320 |
5 | 2234123430 |
6 | 254534200 |
7 | 60256614 |
oct | 23020470 |
9 | 10343850 |
10 | 4989240 |
11 | 28a8543 |
12 | 1807360 |
13 | 1058c19 |
14 | 93c344 |
15 | 688460 |
hex | 4c2138 |
4989240 has 48 divisors (see below), whose sum is σ = 16216200. Its totient is φ = 1330368.
The previous prime is 4989221. The next prime is 4989277. The reversal of 4989240 is 429894.
It is a happy number.
It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a junction number, because it is equal to n+sod(n) for n = 4989195 and 4989204.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6570 + ... + 7289.
Almost surely, 24989240 is an apocalyptic number.
4989240 is a gapful number since it is divisible by the number (40) formed by its first and last digit.
It is an amenable number.
4989240 is an abundant number, since it is smaller than the sum of its proper divisors (11226960).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
4989240 is a wasteful number, since it uses less digits than its factorization.
4989240 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13876 (or 13869 counting only the distinct ones).
The product of its (nonzero) digits is 20736, while the sum is 36.
The square root of 4989240 is about 2233.6606725284. The cubic root of 4989240 is about 170.8748442980.
The spelling of 4989240 in words is "four million, nine hundred eighty-nine thousand, two hundred forty".
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