Base | Representation |
---|---|
bin | 100100110000101101… |
… | …1001111001101000011 |
3 | 21112202201221202000002 |
4 | 1021201123033031003 |
5 | 2243134122111233 |
6 | 100133310350215 |
7 | 5463206300453 |
oct | 1114133171503 |
9 | 245681852002 |
10 | 78943941443 |
11 | 30530884714 |
12 | 133721bb36b |
13 | 75a13ca9b3 |
14 | 3b6c7d7d63 |
15 | 20c09176e8 |
hex | 12616cf343 |
78943941443 has 8 divisors (see below), whose sum is σ = 81112049712. Its totient is φ = 76777648416.
The previous prime is 78943941421. The next prime is 78943941449. The reversal of 78943941443 is 34414934987.
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 78943941443 - 26 = 78943941379 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (78943941449) 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, 365405 + ... + 539822.
It is an arithmetic number, because the mean of its divisors is an integer number (10139006214).
Almost surely, 278943941443 is an apocalyptic number.
78943941443 is a deficient number, since it is larger than the sum of its proper divisors (2168108269).
78943941443 is a wasteful number, since it uses less digits than its factorization.
78943941443 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 907621.
The product of its digits is 10450944, while the sum is 56.
The spelling of 78943941443 in words is "seventy-eight billion, nine hundred forty-three million, nine hundred forty-one thousand, four hundred forty-three".
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