Base | Representation |
---|---|
bin | 10000001011110011101000… |
… | …100101011110101000011100 |
3 | 100100000202021120021200111101 |
4 | 100023303220211132220130 |
5 | 33312203321120340340 |
6 | 411215404145402444 |
7 | 20664410144404561 |
oct | 2013635045365034 |
9 | 310022246250441 |
10 | 71180100168220 |
11 | 2075334697a04a |
12 | 7b9721b639424 |
13 | 30943405b9004 |
14 | 13811c7100868 |
15 | 83685764ec9a |
hex | 40bce895ea1c |
71180100168220 has 24 divisors (see below), whose sum is σ = 151370339601600. Its totient is φ = 28111634496192.
The previous prime is 71180100168211. The next prime is 71180100168241. The reversal of 71180100168220 is 2286100108117.
It is a self number, because there is not a number n which added to its sum of digits gives 71180100168220.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22525346575 + ... + 22525349734.
It is an arithmetic number, because the mean of its divisors is an integer number (6307097483400).
Almost surely, 271180100168220 is an apocalyptic number.
It is an amenable number.
71180100168220 is an abundant number, since it is smaller than the sum of its proper divisors (80190239433380).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
71180100168220 is a wasteful number, since it uses less digits than its factorization.
71180100168220 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 45050696397 (or 45050696395 counting only the distinct ones).
The product of its (nonzero) digits is 10752, while the sum is 37.
The spelling of 71180100168220 in words is "seventy-one trillion, one hundred eighty billion, one hundred million, one hundred sixty-eight thousand, two hundred twenty".
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