Base | Representation |
---|---|
bin | 11101001001110100… |
… | …010110001101101001 |
3 | 2222210120112212021111 |
4 | 131021310112031221 |
5 | 1003102111332223 |
6 | 22214104510321 |
7 | 2155503032065 |
oct | 351164261551 |
9 | 88716485244 |
10 | 31303230313 |
11 | 12303948283 |
12 | 609747b3a1 |
13 | 2c4b3914b4 |
14 | 172d56aaa5 |
15 | c3325630d |
hex | 749d16369 |
31303230313 has 8 divisors (see below), whose sum is σ = 34213777920. Its totient is φ = 28511480640.
The previous prime is 31303230293. The next prime is 31303230337.
31303230313 is nontrivially palindromic in base 10.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 31303230313 - 225 = 31269675881 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (31303230353) 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, 29698933 + ... + 29699986.
It is an arithmetic number, because the mean of its divisors is an integer number (4276722240).
Almost surely, 231303230313 is an apocalyptic number.
It is an amenable number.
31303230313 is a deficient number, since it is larger than the sum of its proper divisors (2910547607).
31303230313 is a wasteful number, since it uses less digits than its factorization.
31303230313 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 59398967.
The product of its (nonzero) digits is 1458, while the sum is 22.
The spelling of 31303230313 in words is "thirty-one billion, three hundred three million, two hundred thirty thousand, three hundred thirteen".
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