Base | Representation |
---|---|
bin | 100010010100… |
… | …110101001100 |
3 | 121221011020102 |
4 | 202110311030 |
5 | 4300420340 |
6 | 520510232 |
7 | 136324610 |
oct | 42246514 |
9 | 17834212 |
10 | 8998220 |
11 | 5096550 |
12 | 301b378 |
13 | 1b308ba |
14 | 12a3340 |
15 | bcb215 |
hex | 894d4c |
8998220 has 48 divisors (see below), whose sum is σ = 23563008. Its totient is φ = 2804160.
The previous prime is 8998211. The next prime is 8998243. The reversal of 8998220 is 228998.
It is a Smith number, since the sum of its digits (38) coincides with the sum of the digits of its prime factors.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1382 + ... + 4461.
It is an arithmetic number, because the mean of its divisors is an integer number (490896).
Almost surely, 28998220 is an apocalyptic number.
It is an amenable number.
8998220 is an abundant number, since it is smaller than the sum of its proper divisors (14564788).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
8998220 is a wasteful number, since it uses less digits than its factorization.
8998220 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5870 (or 5868 counting only the distinct ones).
The product of its (nonzero) digits is 20736, while the sum is 38.
The square root of 8998220 is about 2999.7033186634. The cubic root of 8998220 is about 207.9946682558.
It can be divided in two parts, 899 and 8220, that added together give a palindrome (9119).
The spelling of 8998220 in words is "eight million, nine hundred ninety-eight thousand, two hundred twenty".
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