Base | Representation |
---|---|
bin | 1000011101110… |
… | …10101001010100 |
3 | 11221122010212202 |
4 | 10032322221110 |
5 | 121140102332 |
6 | 11014104032 |
7 | 1521436514 |
oct | 416725124 |
9 | 157563782 |
10 | 71019092 |
11 | 370a7771 |
12 | 1b94b018 |
13 | 11937641 |
14 | 9609844 |
15 | 637ca62 |
hex | 43baa54 |
71019092 has 6 divisors (see below), whose sum is σ = 124283418. Its totient is φ = 35509544.
The previous prime is 71019079. The next prime is 71019103. The reversal of 71019092 is 29091017.
It can be written as a sum of positive squares in only one way, i.e., 70627216 + 391876 = 8404^2 + 626^2 .
It is a super-2 number, since 2×710190922 = 10087422857008928, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8877383 + ... + 8877390.
It is an arithmetic number, because the mean of its divisors is an integer number (20713903).
Almost surely, 271019092 is an apocalyptic number.
It is an amenable number.
71019092 is a deficient number, since it is larger than the sum of its proper divisors (53264326).
71019092 is a wasteful number, since it uses less digits than its factorization.
71019092 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 17754777 (or 17754775 counting only the distinct ones).
The product of its (nonzero) digits is 1134, while the sum is 29.
The square root of 71019092 is about 8427.2825987978. The cubic root of 71019092 is about 414.1188873401.
The spelling of 71019092 in words is "seventy-one million, nineteen thousand, ninety-two".
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