Base | Representation |
---|---|
bin | 10001110010101001100111… |
… | …001010101011011100001100 |
3 | 101021001101022222112011211220 |
4 | 101302221213022223130030 |
5 | 40224001231413114043 |
6 | 434230214025443340 |
7 | 22324122426624462 |
oct | 2162514712533414 |
9 | 337041288464756 |
10 | 78247445051148 |
11 | 22a2861190872a |
12 | 8938a67040550 |
13 | 348791925b799 |
14 | 15472a7480832 |
15 | 90a5e02e3483 |
hex | 472a672ab70c |
78247445051148 has 24 divisors (see below), whose sum is σ = 182577656939328. Its totient is φ = 26082440947536.
The previous prime is 78247445051117. The next prime is 78247445051161. The reversal of 78247445051148 is 84115054474287.
It is a super-3 number, since 3×782474450511483 (a number of 43 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a junction number, because it is equal to n+sod(n) for n = 78247445051091 and 78247445051100.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3490015 + ... + 12987497.
It is an arithmetic number, because the mean of its divisors is an integer number (7607402372472).
Almost surely, 278247445051148 is an apocalyptic number.
It is an amenable number.
78247445051148 is an abundant number, since it is smaller than the sum of its proper divisors (104330211888180).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
78247445051148 is a wasteful number, since it uses less digits than its factorization.
78247445051148 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10184053 (or 10184051 counting only the distinct ones).
The product of its (nonzero) digits is 40140800, while the sum is 60.
The spelling of 78247445051148 in words is "seventy-eight trillion, two hundred forty-seven billion, four hundred forty-five million, fifty-one thousand, one hundred forty-eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.087 sec. • engine limits •