Base | Representation |
---|---|
bin | 11101000101011101… |
… | …000111000010111010 |
3 | 2222121110210220100011 |
4 | 131011131013002322 |
5 | 1002424341430020 |
6 | 22202531532134 |
7 | 2153623606114 |
oct | 350535070272 |
9 | 88543726304 |
10 | 31230030010 |
11 | 122765a0863 |
12 | 6076a5a04a |
13 | 2c391720ca |
14 | 17239543b4 |
15 | c2bae735a |
hex | 7457470ba |
31230030010 has 32 divisors (see below), whose sum is σ = 59183236800. Its totient is φ = 11832428160.
The previous prime is 31230030001. The next prime is 31230030053. The reversal of 31230030010 is 1003003213.
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, 1425721 + ... + 1447459.
It is an arithmetic number, because the mean of its divisors is an integer number (1849476150).
Almost surely, 231230030010 is an apocalyptic number.
31230030010 is a deficient number, since it is larger than the sum of its proper divisors (27953206790).
31230030010 is a wasteful number, since it uses less digits than its factorization.
31230030010 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 29326.
The product of its (nonzero) digits is 54, while the sum is 13.
Adding to 31230030010 its reverse (1003003213), we get a palindrome (32233033223).
The spelling of 31230030010 in words is "thirty-one billion, two hundred thirty million, thirty thousand, ten".
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