Base | Representation |
---|---|
bin | 100100011000100110… |
… | …0101110110011011100 |
3 | 21110200100110201222120 |
4 | 1020301030232303130 |
5 | 2240010004113343 |
6 | 55521124342540 |
7 | 5434153055016 |
oct | 1106114566334 |
9 | 243610421876 |
10 | 78134832348 |
11 | 30156092011 |
12 | 13187244a50 |
13 | 74a28a8911 |
14 | 3ad317b1b6 |
15 | 2074891683 |
hex | 123132ecdc |
78134832348 has 24 divisors (see below), whose sum is σ = 182351809920. Its totient is φ = 26039629680.
The previous prime is 78134832341. The next prime is 78134832361. The reversal of 78134832348 is 84323843187.
It is a super-2 number, since 2×781348323482 (a number of 23 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 78134832348.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (78134832341) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 602818 + ... + 720873.
It is an arithmetic number, because the mean of its divisors is an integer number (7597992080).
Almost surely, 278134832348 is an apocalyptic number.
It is an amenable number.
78134832348 is an abundant number, since it is smaller than the sum of its proper divisors (104216977572).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
78134832348 is a wasteful number, since it uses less digits than its factorization.
78134832348 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1328617 (or 1328615 counting only the distinct ones).
The product of its digits is 3096576, while the sum is 51.
The spelling of 78134832348 in words is "seventy-eight billion, one hundred thirty-four million, eight hundred thirty-two thousand, three hundred forty-eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •