Base | Representation |
---|---|
bin | 100100011111000110… |
… | …0010101111000010111 |
3 | 21111020112200101010110 |
4 | 1020332030111320113 |
5 | 2240431311142241 |
6 | 55554513054103 |
7 | 5442441046401 |
oct | 1107614257027 |
9 | 244215611113 |
10 | 78352834071 |
11 | 3025814aa26 |
12 | 13228257333 |
13 | 7508ac6915 |
14 | 3b140c7b71 |
15 | 2088aa4816 |
hex | 123e315e17 |
78352834071 has 8 divisors (see below), whose sum is σ = 104472923904. Its totient is φ = 52233983480.
The previous prime is 78352834061. The next prime is 78352834073. The reversal of 78352834071 is 17043825387.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 78352834071 - 214 = 78352817687 is a prime.
It is a super-2 number, since 2×783528340712 (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 78352834071.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (78352834073) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 150591 + ... + 423536.
It is an arithmetic number, because the mean of its divisors is an integer number (13059115488).
Almost surely, 278352834071 is an apocalyptic number.
78352834071 is a deficient number, since it is larger than the sum of its proper divisors (26120089833).
78352834071 is a wasteful number, since it uses less digits than its factorization.
78352834071 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 619621.
The product of its (nonzero) digits is 1128960, while the sum is 48.
The spelling of 78352834071 in words is "seventy-eight billion, three hundred fifty-two million, eight hundred thirty-four thousand, seventy-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •