Base | Representation |
---|---|
bin | 1010000001011… |
… | …01011010101010 |
3 | 12212012022020201 |
4 | 11000231122222 |
5 | 133010301411 |
6 | 12201542414 |
7 | 2040413116 |
oct | 500553252 |
9 | 185168221 |
10 | 84072106 |
11 | 43502688 |
12 | 241a4a0a |
13 | 14557a11 |
14 | b246746 |
15 | 75aa3c1 |
hex | 502d6aa |
84072106 has 16 divisors (see below), whose sum is σ = 134170560. Its totient is φ = 39372480.
The previous prime is 84072101. The next prime is 84072133. The reversal of 84072106 is 60127048.
It is not an unprimeable number, because it can be changed into a prime (84072101) 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, 1315 + ... + 13033.
It is an arithmetic number, because the mean of its divisors is an integer number (8385660).
Almost surely, 284072106 is an apocalyptic number.
84072106 is a deficient number, since it is larger than the sum of its proper divisors (50098454).
84072106 is a wasteful number, since it uses less digits than its factorization.
84072106 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11949.
The product of its (nonzero) digits is 2688, while the sum is 28.
The square root of 84072106 is about 9169.0842508944. The cubic root of 84072106 is about 438.0771914855.
The spelling of 84072106 in words is "eighty-four million, seventy-two thousand, one hundred six".
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