Base | Representation |
---|---|
bin | 11100111011010101… |
… | …000010110011101001 |
3 | 2222011122010202122011 |
4 | 130323111002303221 |
5 | 1002102344041322 |
6 | 22134022355521 |
7 | 2146461601516 |
oct | 347325026351 |
9 | 88148122564 |
10 | 31060143337 |
11 | 12199706453 |
12 | 6029b8bba1 |
13 | 2c0cbcc552 |
14 | 170917030d |
15 | c1bc3a677 |
hex | 73b542ce9 |
31060143337 has 2 divisors, whose sum is σ = 31060143338. Its totient is φ = 31060143336.
The previous prime is 31060143329. The next prime is 31060143377. The reversal of 31060143337 is 73334106013.
It is a happy number.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 30577418496 + 482724841 = 174864^2 + 21971^2 .
It is a cyclic number.
It is not a de Polignac number, because 31060143337 - 23 = 31060143329 is a prime.
It is a super-2 number, since 2×310601433372 (a number of 22 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 31060143299 and 31060143308.
It is not a weakly prime, because it can be changed into another prime (31060143377) 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 as a sum of consecutive naturals, namely, 15530071668 + 15530071669.
It is an arithmetic number, because the mean of its divisors is an integer number (15530071669).
Almost surely, 231060143337 is an apocalyptic number.
It is an amenable number.
31060143337 is a deficient number, since it is larger than the sum of its proper divisors (1).
31060143337 is an equidigital number, since it uses as much as digits as its factorization.
31060143337 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 13608, while the sum is 31.
The spelling of 31060143337 in words is "thirty-one billion, sixty million, one hundred forty-three thousand, three hundred thirty-seven".
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