Base | Representation |
---|---|
bin | 1000011101101… |
… | …10100100101101 |
3 | 11221121022000000 |
4 | 10032312210231 |
5 | 121134034123 |
6 | 11013454513 |
7 | 1521340056 |
oct | 416664455 |
9 | 157538000 |
10 | 71002413 |
11 | 37096189 |
12 | 1b941439 |
13 | 1192cb81 |
14 | 960372d |
15 | 6377b43 |
hex | 43b692d |
71002413 has 14 divisors (see below), whose sum is σ = 106456014. Its totient is φ = 47334456.
The previous prime is 71002367. The next prime is 71002423. The reversal of 71002413 is 31420017.
It can be written as a sum of positive squares in only one way, i.e., 70509609 + 492804 = 8397^2 + 702^2 .
It is not a de Polignac number, because 71002413 - 210 = 71001389 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (71002423) by changing a digit.
It is a polite number, since it can be written in 13 ways as a sum of consecutive naturals, for example, 47970 + ... + 49427.
It is an arithmetic number, because the mean of its divisors is an integer number (7604001).
Almost surely, 271002413 is an apocalyptic number.
It is an amenable number.
71002413 is a deficient number, since it is larger than the sum of its proper divisors (35453601).
71002413 is an frugal number, since it uses more digits than its factorization.
71002413 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 97415 (or 97400 counting only the distinct ones).
The product of its (nonzero) digits is 168, while the sum is 18.
The square root of 71002413 is about 8426.2929571669. The cubic root of 71002413 is about 414.0864658719.
The spelling of 71002413 in words is "seventy-one million, two thousand, four hundred thirteen".
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