Base | Representation |
---|---|
bin | 11100001111111111… |
… | …010100111011010110 |
3 | 2220021221221120210100 |
4 | 130033333110323112 |
5 | 444110223430402 |
6 | 21533530034530 |
7 | 2122452334044 |
oct | 341777247326 |
9 | 86257846710 |
10 | 30333030102 |
11 | 11956228521 |
12 | 5a66578a46 |
13 | 2b2538912b |
14 | 167a779394 |
15 | bc7eae71c |
hex | 70ffd4ed6 |
30333030102 has 48 divisors (see below), whose sum is σ = 68659089408. Its totient is φ = 9666943920.
The previous prime is 30333030097. The next prime is 30333030109. The reversal of 30333030102 is 20103033303.
30333030102 is a `hidden beast` number, since 30 + 3 + 330 + 301 + 0 + 2 = 666.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30333030109) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 281158 + ... + 373785.
It is an arithmetic number, because the mean of its divisors is an integer number (1430397696).
Almost surely, 230333030102 is an apocalyptic number.
30333030102 is an abundant number, since it is smaller than the sum of its proper divisors (38326059306).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30333030102 is a wasteful number, since it uses less digits than its factorization.
30333030102 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 655065 (or 655062 counting only the distinct ones).
The product of its (nonzero) digits is 486, while the sum is 18.
Adding to 30333030102 its reverse (20103033303), we get a palindrome (50436063405).
The spelling of 30333030102 in words is "thirty billion, three hundred thirty-three million, thirty thousand, one hundred two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •