Base | Representation |
---|---|
bin | 1000011111001… |
… | …00110111100010 |
3 | 11221221221010000 |
4 | 10033210313202 |
5 | 121211121114 |
6 | 11021520430 |
7 | 1523056644 |
oct | 417446742 |
9 | 157857100 |
10 | 71192034 |
11 | 372056a1 |
12 | 1ba13116 |
13 | 11998284 |
14 | 9652894 |
15 | 63b3e09 |
hex | 43e4de2 |
71192034 has 40 divisors (see below), whose sum is σ = 160975980. Its totient is φ = 23514624.
The previous prime is 71192029. The next prime is 71192087. The reversal of 71192034 is 43029117.
It can be written as a sum of positive squares in 2 ways, for example, as 68112009 + 3080025 = 8253^2 + 1755^2 .
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a junction number, because it is equal to n+sod(n) for n = 71191989 and 71192007.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 16362 + ... + 20250.
Almost surely, 271192034 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 71192034, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (80487990).
71192034 is an abundant number, since it is smaller than the sum of its proper divisors (89783946).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
71192034 is a wasteful number, since it uses less digits than its factorization.
71192034 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4016 (or 4007 counting only the distinct ones).
The product of its (nonzero) digits is 1512, while the sum is 27.
The square root of 71192034 is about 8437.5371999180. The cubic root of 71192034 is about 414.4547617799.
The spelling of 71192034 in words is "seventy-one million, one hundred ninety-two thousand, thirty-four".
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