Base | Representation |
---|---|
bin | 11101001010001110… |
… | …001011111100101010 |
3 | 2222211001022000001011 |
4 | 131022032023330222 |
5 | 1003110330112020 |
6 | 22214510014134 |
7 | 2155614433345 |
oct | 351216137452 |
9 | 88731260034 |
10 | 31310004010 |
11 | 1230775447a |
12 | 60997a734a |
13 | 2c4c8c36bc |
14 | 173041145c |
15 | c33b4335a |
hex | 74a38bf2a |
31310004010 has 8 divisors (see below), whose sum is σ = 56358007236. Its totient is φ = 12524001600.
The previous prime is 31310003981. The next prime is 31310004013. The reversal of 31310004010 is 1040001313.
It can be written as a sum of positive squares in 2 ways, for example, as 31182968569 + 127035441 = 176587^2 + 11271^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×313100040102 (a number of 22 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (31310004013) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1565500191 + ... + 1565500210.
Almost surely, 231310004010 is an apocalyptic number.
31310004010 is a deficient number, since it is larger than the sum of its proper divisors (25048003226).
31310004010 is a wasteful number, since it uses less digits than its factorization.
31310004010 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3131000408.
The product of its (nonzero) digits is 36, while the sum is 13.
Adding to 31310004010 its reverse (1040001313), we get a palindrome (32350005323).
The spelling of 31310004010 in words is "thirty-one billion, three hundred ten million, four thousand, ten".
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