Base | Representation |
---|---|
bin | 100100011110100010… |
… | …1010010000111101001 |
3 | 21111012020121222211020 |
4 | 1020331011102013221 |
5 | 2240412024101231 |
6 | 55553005523053 |
7 | 5442123524421 |
oct | 1107505220751 |
9 | 244166558736 |
10 | 78334206441 |
11 | 30248687797 |
12 | 13221b73489 |
13 | 7504ca405a |
14 | 3b11839481 |
15 | 2087125396 |
hex | 123d1521e9 |
78334206441 has 16 divisors (see below), whose sum is σ = 107437057728. Its totient is φ = 50737651200.
The previous prime is 78334206427. The next prime is 78334206479. The reversal of 78334206441 is 14460243387.
It is not a de Polignac number, because 78334206441 - 214 = 78334190057 is a prime.
It is a super-2 number, since 2×783342064412 (a number of 23 digits) contains 22 as substring.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 78334206393 and 78334206402.
It is not an unprimeable number, because it can be changed into a prime (78334206481) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1291651 + ... + 1350936.
It is an arithmetic number, because the mean of its divisors is an integer number (6714816108).
Almost surely, 278334206441 is an apocalyptic number.
It is an amenable number.
78334206441 is a deficient number, since it is larger than the sum of its proper divisors (29102851287).
78334206441 is a wasteful number, since it uses less digits than its factorization.
78334206441 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2642872.
The product of its (nonzero) digits is 387072, while the sum is 42.
The spelling of 78334206441 in words is "seventy-eight billion, three hundred thirty-four million, two hundred six thousand, four hundred forty-one".
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