Base | Representation |
---|---|
bin | 1011011110100010011100… |
… | …1111011011101100010001 |
3 | 1122200101112210010001021212 |
4 | 2313220213033123230101 |
5 | 3123223232200211112 |
6 | 42501114052025505 |
7 | 2441466221331251 |
oct | 267504717335421 |
9 | 48611483101255 |
10 | 12619272272657 |
11 | 402589223a066 |
12 | 14b9848902295 |
13 | 706cb9027c0b |
14 | 318ac1633961 |
15 | 16d3c9bab522 |
hex | b7a273dbb11 |
12619272272657 has 4 divisors (see below), whose sum is σ = 12833158243440. Its totient is φ = 12405386301876.
The previous prime is 12619272272617. The next prime is 12619272272669. The reversal of 12619272272657 is 75627227291621.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 12619272272657 - 214 = 12619272256273 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (59), and also a Moran number because the ratio is a prime number: 213885970723 = 12619272272657 / (1 + 2 + 6 + 1 + 9 + 2 + 7 + 2 + 2 + 7 + 2 + 6 + 5 + 7).
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 12619272272596 and 12619272272605.
It is not an unprimeable number, because it can be changed into a prime (12619272272617) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 106942985303 + ... + 106942985420.
It is an arithmetic number, because the mean of its divisors is an integer number (3208289560860).
Almost surely, 212619272272657 is an apocalyptic number.
It is an amenable number.
12619272272657 is a deficient number, since it is larger than the sum of its proper divisors (213885970783).
12619272272657 is an equidigital number, since it uses as much as digits as its factorization.
12619272272657 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 213885970782.
The product of its digits is 17781120, while the sum is 59.
The spelling of 12619272272657 in words is "twelve trillion, six hundred nineteen billion, two hundred seventy-two million, two hundred seventy-two thousand, six hundred fifty-seven".
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