Base | Representation |
---|---|
bin | 101001010101100110… |
… | …0011100110010010101 |
3 | 22111010122021010110002 |
4 | 1102223030130302111 |
5 | 2423301001412433 |
6 | 104440413341045 |
7 | 6261561262145 |
oct | 1225314346225 |
9 | 274118233402 |
10 | 88771513493 |
11 | 34714228a93 |
12 | 15255497785 |
13 | 84a94659a0 |
14 | 4421ab4925 |
15 | 24985b59e8 |
hex | 14ab31cc95 |
88771513493 has 16 divisors (see below), whose sum is σ = 97243692672. Its totient is φ = 80536248000.
The previous prime is 88771513487. The next prime is 88771513513. The reversal of 88771513493 is 39431517788.
It is a happy number.
It is not a de Polignac number, because 88771513493 - 24 = 88771513477 is a prime.
It is a super-2 number, since 2×887715134932 (a number of 23 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 (88771513433) 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, 980408 + ... + 1067118.
It is an arithmetic number, because the mean of its divisors is an integer number (6077730792).
Almost surely, 288771513493 is an apocalyptic number.
It is an amenable number.
88771513493 is a deficient number, since it is larger than the sum of its proper divisors (8472179179).
88771513493 is a wasteful number, since it uses less digits than its factorization.
88771513493 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 88076.
The product of its digits is 5080320, while the sum is 56.
The spelling of 88771513493 in words is "eighty-eight billion, seven hundred seventy-one million, five hundred thirteen thousand, four hundred ninety-three".
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