Base | Representation |
---|---|
bin | 101000101000000101… |
… | …1010101110110111000 |
3 | 22100012012220121200012 |
4 | 1101100023111312320 |
5 | 2412134042340222 |
6 | 104025104201052 |
7 | 6205666661051 |
oct | 1212013256670 |
9 | 270165817605 |
10 | 87244496312 |
11 | 34000275416 |
12 | 14aaa009188 |
13 | 82c4ca431c |
14 | 4318d7b728 |
15 | 24094d11e2 |
hex | 14502d5db8 |
87244496312 has 8 divisors (see below), whose sum is σ = 163583430600. Its totient is φ = 43622248152.
The previous prime is 87244496299. The next prime is 87244496323. The reversal of 87244496312 is 21369444278.
It is a tau number, because it is divible by the number of its divisors (8).
It is a super-2 number, since 2×872444963122 (a number of 23 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5452781012 + ... + 5452781027.
It is an arithmetic number, because the mean of its divisors is an integer number (20447928825).
Almost surely, 287244496312 is an apocalyptic number.
It is an amenable number.
87244496312 is a deficient number, since it is larger than the sum of its proper divisors (76338934288).
87244496312 is a wasteful number, since it uses less digits than its factorization.
87244496312 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10905562045 (or 10905562041 counting only the distinct ones).
The product of its digits is 2322432, while the sum is 50.
The spelling of 87244496312 in words is "eighty-seven billion, two hundred forty-four million, four hundred ninety-six thousand, three hundred twelve".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.126 sec. • engine limits •