Base | Representation |
---|---|
bin | 11101001001110100… |
… | …101100101000000001 |
3 | 2222210120201112012111 |
4 | 131021310230220001 |
5 | 1003102122301423 |
6 | 22214110455321 |
7 | 2155503563530 |
oct | 351164545001 |
9 | 88716645174 |
10 | 31303322113 |
11 | 12303a00248 |
12 | 6097504541 |
13 | 2c4b3c420b |
14 | 172d592317 |
15 | c3327360d |
hex | 749d2ca01 |
31303322113 has 8 divisors (see below), whose sum is σ = 37879650432. Its totient is φ = 25253100096.
The previous prime is 31303322081. The next prime is 31303322177. The reversal of 31303322113 is 31122330313.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 31303322113 - 25 = 31303322081 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (31303323113) 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, 131526445 + ... + 131526682.
It is an arithmetic number, because the mean of its divisors is an integer number (4734956304).
Almost surely, 231303322113 is an apocalyptic number.
It is an amenable number.
31303322113 is a deficient number, since it is larger than the sum of its proper divisors (6576328319).
31303322113 is a wasteful number, since it uses less digits than its factorization.
31303322113 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 263053151.
The product of its (nonzero) digits is 972, while the sum is 22.
Adding to 31303322113 its reverse (31122330313), we get a palindrome (62425652426).
The spelling of 31303322113 in words is "thirty-one billion, three hundred three million, three hundred twenty-two thousand, one hundred thirteen".
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