Base | Representation |
---|---|
bin | 11100010110100000… |
… | …100011000110100010 |
3 | 2220120120202021010011 |
4 | 130112200203012202 |
5 | 444321223332320 |
6 | 21552434155134 |
7 | 2125251102133 |
oct | 342640430642 |
9 | 86516667104 |
10 | 30442402210 |
11 | 11a01a403a0 |
12 | 5a97122aaa |
13 | 2b41c3175c |
14 | 168b0c9c8a |
15 | bd28b605a |
hex | 7168231a2 |
30442402210 has 32 divisors (see below), whose sum is σ = 59892219072. Its totient is φ = 11048777280.
The previous prime is 30442402189. The next prime is 30442402253. The reversal of 30442402210 is 1220424403.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (22).
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, 207049 + ... + 322108.
It is an arithmetic number, because the mean of its divisors is an integer number (1871631846).
Almost surely, 230442402210 is an apocalyptic number.
30442402210 is a deficient number, since it is larger than the sum of its proper divisors (29449816862).
30442402210 is a wasteful number, since it uses less digits than its factorization.
30442402210 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 529698.
The product of its (nonzero) digits is 1536, while the sum is 22.
Adding to 30442402210 its reverse (1220424403), we get a palindrome (31662826613).
The spelling of 30442402210 in words is "thirty billion, four hundred forty-two million, four hundred two thousand, two hundred ten".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •