Base | Representation |
---|---|
bin | 1010000001101… |
… | …11111001100101 |
3 | 12212021111011001 |
4 | 11000313321211 |
5 | 133013140140 |
6 | 12202513301 |
7 | 2040652240 |
oct | 500677145 |
9 | 185244131 |
10 | 84115045 |
11 | 43531973 |
12 | 24205831 |
13 | 14571421 |
14 | b258257 |
15 | 75b7e9a |
hex | 5037e65 |
84115045 has 8 divisors (see below), whose sum is σ = 115357824. Its totient is φ = 57678864.
The previous prime is 84115037. The next prime is 84115069. The reversal of 84115045 is 54051148.
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 84115045 - 23 = 84115037 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1201609 + ... + 1201678.
It is an arithmetic number, because the mean of its divisors is an integer number (14419728).
Almost surely, 284115045 is an apocalyptic number.
It is an amenable number.
84115045 is a deficient number, since it is larger than the sum of its proper divisors (31242779).
84115045 is a wasteful number, since it uses less digits than its factorization.
84115045 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2403299.
The product of its (nonzero) digits is 3200, while the sum is 28.
The square root of 84115045 is about 9171.4254617262. The cubic root of 84115045 is about 438.1517599954.
It can be divided in two parts, 8411 and 5045, that added together give a square (13456 = 1162).
The spelling of 84115045 in words is "eighty-four million, one hundred fifteen thousand, forty-five".
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