Base | Representation |
---|---|
bin | 100110001111100100… |
… | …1111011110001101001 |
3 | 21211222120120202100111 |
4 | 1030133021323301221 |
5 | 2321144012421312 |
6 | 101421220134321 |
7 | 5635120426456 |
oct | 1143711736151 |
9 | 254876522314 |
10 | 82127076457 |
11 | 31914659108 |
12 | 13b002373a1 |
13 | 798aa1303a |
14 | 3d9147282d |
15 | 220a0d38a7 |
hex | 131f27bc69 |
82127076457 has 8 divisors (see below), whose sum is σ = 82674194400. Its totient is φ = 81580940064.
The previous prime is 82127076391. The next prime is 82127076469. The reversal of 82127076457 is 75467072128.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 82127076457 - 215 = 82127043689 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 82127076457.
It is not an unprimeable number, because it can be changed into a prime (82127046457) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 77107 + ... + 412552.
It is an arithmetic number, because the mean of its divisors is an integer number (10334274300).
Almost surely, 282127076457 is an apocalyptic number.
It is an amenable number.
82127076457 is a deficient number, since it is larger than the sum of its proper divisors (547117943).
82127076457 is a wasteful number, since it uses less digits than its factorization.
82127076457 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 490775.
The product of its (nonzero) digits is 1317120, while the sum is 49.
The spelling of 82127076457 in words is "eighty-two billion, one hundred twenty-seven million, seventy-six thousand, four hundred fifty-seven".
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