Base | Representation |
---|---|
bin | 100111011100100111… |
… | …1001011010001010001 |
3 | 22002122201211200111020 |
4 | 1032321033023101101 |
5 | 2341442302020110 |
6 | 102525523110053 |
7 | 6056150216436 |
oct | 1167117132121 |
9 | 262581750436 |
10 | 84712141905 |
11 | 32a20883036 |
12 | 14501b12329 |
13 | 7cb0457371 |
14 | 4158907b8d |
15 | 230c013d70 |
hex | 13b93cb451 |
84712141905 has 8 divisors (see below), whose sum is σ = 135539427072. Its totient is φ = 45179809008.
The previous prime is 84712141901. The next prime is 84712141919. The reversal of 84712141905 is 50914121748.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 84712141905 - 22 = 84712141901 is a prime.
It is a super-2 number, since 2×847121419052 (a number of 23 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (84712141901) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2823738049 + ... + 2823738078.
It is an arithmetic number, because the mean of its divisors is an integer number (16942428384).
Almost surely, 284712141905 is an apocalyptic number.
It is an amenable number.
84712141905 is a deficient number, since it is larger than the sum of its proper divisors (50827285167).
84712141905 is a wasteful number, since it uses less digits than its factorization.
84712141905 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5647476135.
The product of its (nonzero) digits is 80640, while the sum is 42.
The spelling of 84712141905 in words is "eighty-four billion, seven hundred twelve million, one hundred forty-one thousand, nine hundred five".
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