Base | Representation |
---|---|
bin | 100001000111000000… |
… | …1110001101110101101 |
3 | 20210112020112110010212 |
4 | 1002032001301232231 |
5 | 2131104142312440 |
6 | 52355225112205 |
7 | 5064660432254 |
oct | 1021601615655 |
9 | 223466473125 |
10 | 71102307245 |
11 | 281774428a2 |
12 | 11944028665 |
13 | 6921925568 |
14 | 362719579b |
15 | 1cb22a0465 |
hex | 108e071bad |
71102307245 has 8 divisors (see below), whose sum is σ = 85446250080. Its totient is φ = 56799524880.
The previous prime is 71102307197. The next prime is 71102307253. The reversal of 71102307245 is 54270320117.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 71102307245 - 218 = 71102045101 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10286315 + ... + 10293224.
It is an arithmetic number, because the mean of its divisors is an integer number (10680781260).
Almost surely, 271102307245 is an apocalyptic number.
It is an amenable number.
71102307245 is a deficient number, since it is larger than the sum of its proper divisors (14343942835).
71102307245 is a wasteful number, since it uses less digits than its factorization.
71102307245 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 20580235.
The product of its (nonzero) digits is 11760, while the sum is 32.
The spelling of 71102307245 in words is "seventy-one billion, one hundred two million, three hundred seven thousand, two hundred forty-five".
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