Base | Representation |
---|---|
bin | 111001100110… |
… | …0110001000100 |
3 | 2002211021001000 |
4 | 1303030301010 |
5 | 30212330402 |
6 | 2555133300 |
7 | 514454205 |
oct | 163146104 |
9 | 62737030 |
10 | 30198852 |
11 | 16056932 |
12 | a144230 |
13 | 6344658 |
14 | 40215ac |
15 | 29b7c1c |
hex | 1cccc44 |
30198852 has 24 divisors (see below), whose sum is σ = 78293600. Its totient is φ = 10066248.
The previous prime is 30198841. The next prime is 30198871. The reversal of 30198852 is 25889103.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 139702 + ... + 139917.
Almost surely, 230198852 is an apocalyptic number.
It is an amenable number.
30198852 is an abundant number, since it is smaller than the sum of its proper divisors (48094748).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30198852 is a wasteful number, since it uses less digits than its factorization.
30198852 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 279632 (or 279624 counting only the distinct ones).
The product of its (nonzero) digits is 17280, while the sum is 36.
The square root of 30198852 is about 5495.3482146266. The cubic root of 30198852 is about 311.4082719503.
The spelling of 30198852 in words is "thirty million, one hundred ninety-eight thousand, eight hundred fifty-two".
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