Base | Representation |
---|---|
bin | 111001011010… |
… | …0101011101010 |
3 | 2002122020201022 |
4 | 1302310223222 |
5 | 30201201302 |
6 | 2553052442 |
7 | 513563456 |
oct | 162645352 |
9 | 62566638 |
10 | 30100202 |
11 | 15a99800 |
12 | a0b7122 |
13 | 630b792 |
14 | 3dd7666 |
15 | 29988a2 |
hex | 1cb4aea |
30100202 has 24 divisors (see below), whose sum is σ = 51351300. Its totient is φ = 13207040.
The previous prime is 30100201. The next prime is 30100223. The reversal of 30100202 is 20200103.
It can be written as a sum of positive squares in 2 ways, for example, as 27762361 + 2337841 = 5269^2 + 1529^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 30100202.
It is not an unprimeable number, because it can be changed into a prime (30100201) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4874 + ... + 9162.
Almost surely, 230100202 is an apocalyptic number.
30100202 is a deficient number, since it is larger than the sum of its proper divisors (21251098).
30100202 is a wasteful number, since it uses less digits than its factorization.
30100202 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4342 (or 4331 counting only the distinct ones).
The product of its (nonzero) digits is 12, while the sum is 8.
The square root of 30100202 is about 5486.3650990433. The cubic root of 30100202 is about 311.0688116055.
Adding to 30100202 its reverse (20200103), we get a palindrome (50300305).
Subtracting from 30100202 its reverse (20200103), we obtain a palindrome (9900099).
The spelling of 30100202 in words is "thirty million, one hundred thousand, two hundred two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •