Base | Representation |
---|---|
bin | 11101001100100111… |
… | …111011100111101110 |
3 | 2222220212010121202222 |
4 | 131030213323213232 |
5 | 1003201134313220 |
6 | 22222505515342 |
7 | 2156614133600 |
oct | 351447734756 |
9 | 88825117688 |
10 | 31350307310 |
11 | 12328481993 |
12 | 60ab1a2b52 |
13 | 2c580652ca |
14 | 1735903170 |
15 | c37454e25 |
hex | 74c9fb9ee |
31350307310 has 24 divisors (see below), whose sum is σ = 65643705720. Its totient is φ = 10748676624.
The previous prime is 31350307273. The next prime is 31350307321. The reversal of 31350307310 is 1370305313.
It is a super-2 number, since 2×313503073102 (a number of 22 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 31350307310.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 31989620 + ... + 31990599.
It is an arithmetic number, because the mean of its divisors is an integer number (2735154405).
Almost surely, 231350307310 is an apocalyptic number.
31350307310 is an abundant number, since it is smaller than the sum of its proper divisors (34293398410).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
31350307310 is a wasteful number, since it uses less digits than its factorization.
31350307310 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 63980240 (or 63980233 counting only the distinct ones).
The product of its (nonzero) digits is 2835, while the sum is 26.
The spelling of 31350307310 in words is "thirty-one billion, three hundred fifty million, three hundred seven thousand, three hundred ten".
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