Base | Representation |
---|---|
bin | 1010001000010… |
… | …00101111001101 |
3 | 12220212221112112 |
4 | 11010020233031 |
5 | 133223023240 |
6 | 12233113405 |
7 | 2051144150 |
oct | 504105715 |
9 | 186787475 |
10 | 84970445 |
11 | 43a6660a |
12 | 24558865 |
13 | 147b0891 |
14 | b3dbc97 |
15 | 76d6665 |
hex | 5108bcd |
84970445 has 8 divisors (see below), whose sum is σ = 116530944. Its totient is φ = 58265424.
The previous prime is 84970439. The next prime is 84970447. The reversal of 84970445 is 54407948.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 84970445 - 26 = 84970381 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (84970447) 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, 1213829 + ... + 1213898.
It is an arithmetic number, because the mean of its divisors is an integer number (14566368).
Almost surely, 284970445 is an apocalyptic number.
It is an amenable number.
84970445 is a deficient number, since it is larger than the sum of its proper divisors (31560499).
84970445 is a wasteful number, since it uses less digits than its factorization.
84970445 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2427739.
The product of its (nonzero) digits is 161280, while the sum is 41.
The square root of 84970445 is about 9217.9414730188. The cubic root of 84970445 is about 439.6320011903.
The spelling of 84970445 in words is "eighty-four million, nine hundred seventy thousand, four hundred forty-five".
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