Base | Representation |
---|---|
bin | 10011110010011011011011… |
… | …101111101110100100101000 |
3 | 102102010211021211201221211211 |
4 | 103302123123233232210220 |
5 | 42401332441400322014 |
6 | 505032131111002504 |
7 | 24221405516050465 |
oct | 2362333357564450 |
9 | 372124254657754 |
10 | 87028314073384 |
11 | 2580355651a932 |
12 | 9916806369434 |
13 | 3973972493008 |
14 | 176c29b37466c |
15 | a0dc15c3ccc4 |
hex | 4f26dbbee928 |
87028314073384 has 24 divisors (see below), whose sum is σ = 173341430068590. Its totient is φ = 40954500739328.
The previous prime is 87028314073297. The next prime is 87028314073457. The reversal of 87028314073384 is 48337041382078.
It can be written as a sum of positive squares in 3 ways, for example, as 71745609397284 + 15282704676100 = 8470278^2 + 3909310^2 .
It is a super-2 number, since 2×870283140733842 (a number of 29 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 18820999867 + ... + 18821004490.
Almost surely, 287028314073384 is an apocalyptic number.
It is an amenable number.
87028314073384 is a deficient number, since it is larger than the sum of its proper divisors (86313115995206).
87028314073384 is a wasteful number, since it uses less digits than its factorization.
87028314073384 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 37642004397 (or 37642004376 counting only the distinct ones).
The product of its (nonzero) digits is 21676032, while the sum is 58.
The spelling of 87028314073384 in words is "eighty-seven trillion, twenty-eight billion, three hundred fourteen million, seventy-three thousand, three hundred eighty-four".
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