Base | Representation |
---|---|
bin | 1000010110000… |
… | …01110111010100 |
3 | 11212201101001201 |
4 | 10023001313110 |
5 | 120410000314 |
6 | 10540202244 |
7 | 1506663610 |
oct | 413016724 |
9 | 155641051 |
10 | 70000084 |
11 | 36571110 |
12 | 1b539384 |
13 | 1166b88b |
14 | 9422340 |
15 | 622ab74 |
hex | 42c1dd4 |
70000084 has 96 divisors (see below), whose sum is σ = 167650560. Its totient is φ = 24729600.
The previous prime is 70000081. The next prime is 70000093. The reversal of 70000084 is 48000007.
It is a happy number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (70000081) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 151614 + ... + 152074.
It is an arithmetic number, because the mean of its divisors is an integer number (1746360).
Almost surely, 270000084 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 70000084, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (83825280).
70000084 is an abundant number, since it is smaller than the sum of its proper divisors (97650476).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
70000084 is a wasteful number, since it uses less digits than its factorization.
70000084 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 529 (or 527 counting only the distinct ones).
The product of its (nonzero) digits is 224, while the sum is 19.
The square root of 70000084 is about 8366.6052852994. The cubic root of 70000084 is about 412.1286948322.
The spelling of 70000084 in words is "seventy million, eighty-four", and thus it is an aban number.
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