Base | Representation |
---|---|
bin | 1010000010100… |
… | …01010010011101 |
3 | 12212110202210121 |
4 | 11001101102131 |
5 | 133030002122 |
6 | 12205034541 |
7 | 2041564360 |
oct | 501212235 |
9 | 185422717 |
10 | 84219037 |
11 | 435a3011 |
12 | 24255a51 |
13 | 145a9866 |
14 | b2840d7 |
15 | 75d8bc7 |
hex | 505149d |
84219037 has 8 divisors (see below), whose sum is σ = 101912256. Its totient is φ = 67941312.
The previous prime is 84219029. The next prime is 84219049. The reversal of 84219037 is 73091248.
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 84219037 - 23 = 84219029 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 84218993 and 84219011.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (84219007) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 353743 + ... + 353980.
It is an arithmetic number, because the mean of its divisors is an integer number (12739032).
Almost surely, 284219037 is an apocalyptic number.
It is an amenable number.
84219037 is a deficient number, since it is larger than the sum of its proper divisors (17693219).
84219037 is a wasteful number, since it uses less digits than its factorization.
84219037 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 707747.
The product of its (nonzero) digits is 12096, while the sum is 34.
The square root of 84219037 is about 9177.0930582620. The cubic root of 84219037 is about 438.3322489656.
The spelling of 84219037 in words is "eighty-four million, two hundred nineteen thousand, thirty-seven".
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