Base | Representation |
---|---|
bin | 11101001001110111… |
… | …110010001011100111 |
3 | 2222210122020122012111 |
4 | 131021313302023213 |
5 | 1003102324200203 |
6 | 22214140101451 |
7 | 2155513503634 |
oct | 351167621347 |
9 | 88718218174 |
10 | 31304131303 |
11 | 123044031a5 |
12 | 6097834887 |
13 | 2c4b618623 |
14 | 172d72318b |
15 | c3338326d |
hex | 749df22e7 |
31304131303 has 8 divisors (see below), whose sum is σ = 31375692128. Its totient is φ = 31232646144.
The previous prime is 31304131289. The next prime is 31304131307. The reversal of 31304131303 is 30313140313.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 31304131303 - 29 = 31304130791 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (31304131307) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 854950 + ... + 890812.
It is an arithmetic number, because the mean of its divisors is an integer number (3921961516).
Almost surely, 231304131303 is an apocalyptic number.
31304131303 is a deficient number, since it is larger than the sum of its proper divisors (71560825).
31304131303 is a wasteful number, since it uses less digits than its factorization.
31304131303 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 37833.
The product of its (nonzero) digits is 972, while the sum is 22.
Adding to 31304131303 its reverse (30313140313), we get a palindrome (61617271616).
The spelling of 31304131303 in words is "thirty-one billion, three hundred four million, one hundred thirty-one thousand, three hundred three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •