Base | Representation |
---|---|
bin | 1001011001100… |
… | …11110100111011 |
3 | 12111101021101110 |
4 | 10230303310323 |
5 | 130141333413 |
6 | 11454051403 |
7 | 1645155240 |
oct | 454636473 |
9 | 174337343 |
10 | 78855483 |
11 | 4056a323 |
12 | 224a9b63 |
13 | 1344c465 |
14 | a6895c7 |
15 | 6dc98c3 |
hex | 4b33d3b |
78855483 has 8 divisors (see below), whose sum is σ = 120160768. Its totient is φ = 45060264.
The previous prime is 78855457. The next prime is 78855499. The reversal of 78855483 is 38455887.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 78855483 - 25 = 78855451 is a prime.
It is not an unprimeable number, because it can be changed into a prime (78855883) 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, 1877491 + ... + 1877532.
It is an arithmetic number, because the mean of its divisors is an integer number (15020096).
Almost surely, 278855483 is an apocalyptic number.
78855483 is a deficient number, since it is larger than the sum of its proper divisors (41305285).
78855483 is a wasteful number, since it uses less digits than its factorization.
78855483 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3755033.
The product of its digits is 1075200, while the sum is 48.
The square root of 78855483 is about 8880.0609795204. The cubic root of 78855483 is about 428.8222376846.
The spelling of 78855483 in words is "seventy-eight million, eight hundred fifty-five thousand, four hundred eighty-three".
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