Base | Representation |
---|---|
bin | 1001111010111… |
… | …10100111101110 |
3 | 12210121021100000 |
4 | 10331132213232 |
5 | 132301200240 |
6 | 12131445130 |
7 | 2030254455 |
oct | 475364756 |
9 | 183537300 |
10 | 83225070 |
11 | 42a84255 |
12 | 23a567a6 |
13 | 1431c306 |
14 | b0a5b9c |
15 | 748e430 |
hex | 4f5e9ee |
83225070 has 96 divisors (see below), whose sum is σ = 232333920. Its totient is φ = 21409920.
The previous prime is 83225059. The next prime is 83225071. The reversal of 83225070 is 7052238.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (83225071) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 69880 + ... + 71060.
It is an arithmetic number, because the mean of its divisors is an integer number (2420145).
Almost surely, 283225070 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 83225070, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (116166960).
83225070 is an abundant number, since it is smaller than the sum of its proper divisors (149108850).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
83225070 is a wasteful number, since it uses less digits than its factorization.
83225070 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1232 (or 1220 counting only the distinct ones).
The product of its (nonzero) digits is 3360, while the sum is 27.
The square root of 83225070 is about 9122.7775375705. Note that the first 3 decimals coincide. The cubic root of 83225070 is about 436.6009969293.
The spelling of 83225070 in words is "eighty-three million, two hundred twenty-five thousand, seventy".
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