Base | Representation |
---|---|
bin | 10100010000110111… |
… | …01100000011010001 |
3 | 1001002011120002102201 |
4 | 22020123230003101 |
5 | 134234444104124 |
6 | 4555300243201 |
7 | 533406034654 |
oct | 121033540321 |
9 | 31064502381 |
10 | 10878894289 |
11 | 468294132a |
12 | 21373a0501 |
13 | 1044b04373 |
14 | 752b8789b |
15 | 43a11b144 |
hex | 2886ec0d1 |
10878894289 has 4 divisors (see below), whose sum is σ = 10891501056. Its totient is φ = 10866287524.
The previous prime is 10878894287. The next prime is 10878894293. The reversal of 10878894289 is 98249887801.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 10878894289 - 21 = 10878894287 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 10878894289.
It is not an unprimeable number, because it can be changed into a prime (10878894281) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6302089 + ... + 6303814.
It is an arithmetic number, because the mean of its divisors is an integer number (2722875264).
Almost surely, 210878894289 is an apocalyptic number.
It is an amenable number.
10878894289 is a deficient number, since it is larger than the sum of its proper divisors (12606767).
10878894289 is an equidigital number, since it uses as much as digits as its factorization.
10878894289 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12606766.
The product of its (nonzero) digits is 18579456, while the sum is 64.
The spelling of 10878894289 in words is "ten billion, eight hundred seventy-eight million, eight hundred ninety-four thousand, two hundred eighty-nine".
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