Base | Representation |
---|---|
bin | 10100101111000010010… |
… | …11110101110010000101 |
3 | 2112002221200211001020012 |
4 | 22113201023311302011 |
5 | 43133043040100232 |
6 | 1303143252120005 |
7 | 102321054344033 |
oct | 12274113656205 |
9 | 2462850731205 |
10 | 712447581317 |
11 | 2551690a478a |
12 | b60b1306005 |
13 | 52250262584 |
14 | 266a8551553 |
15 | 137ebc899b2 |
hex | a5e12f5c85 |
712447581317 has 16 divisors (see below), whose sum is σ = 722358000000. Its totient is φ = 702570111744.
The previous prime is 712447581281. The next prime is 712447581341. The reversal of 712447581317 is 713185744217.
712447581317 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a cyclic number.
It is not a de Polignac number, because 712447581317 - 224 = 712430804101 is a prime.
It is a super-2 number, since 2×7124475813172 (a number of 25 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (712447511317) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 121803809 + ... + 121809657.
It is an arithmetic number, because the mean of its divisors is an integer number (45147375000).
Almost surely, 2712447581317 is an apocalyptic number.
It is an amenable number.
712447581317 is a deficient number, since it is larger than the sum of its proper divisors (9910418683).
712447581317 is a wasteful number, since it uses less digits than its factorization.
712447581317 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8380.
The product of its digits is 1317120, while the sum is 50.
The spelling of 712447581317 in words is "seven hundred twelve billion, four hundred forty-seven million, five hundred eighty-one thousand, three hundred seventeen".
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