Base | Representation |
---|---|
bin | 10010100011110100101… |
… | …000111010110011110001 |
3 | 11111221001211202010222120 |
4 | 102203310220322303301 |
5 | 131344022124440321 |
6 | 2413530055024453 |
7 | 161100651652032 |
oct | 22436450726361 |
9 | 4457054663876 |
10 | 1275414686961 |
11 | 45199a382668 |
12 | 18722596b129 |
13 | 9336a77552c |
14 | 45a3230aa89 |
15 | 2329a867ec6 |
hex | 128f4a3acf1 |
1275414686961 has 8 divisors (see below), whose sum is σ = 1700565351744. Its totient is φ = 850270240080.
The previous prime is 1275414686921. The next prime is 1275414687007. The reversal of 1275414686961 is 1696864145721.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 1275414686961 - 29 = 1275414686449 is a prime.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 1275414686895 and 1275414686904.
It is not an unprimeable number, because it can be changed into a prime (1275414686911) 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, 1052725 + ... + 1912866.
It is an arithmetic number, because the mean of its divisors is an integer number (212570668968).
Almost surely, 21275414686961 is an apocalyptic number.
It is an amenable number.
1275414686961 is a deficient number, since it is larger than the sum of its proper divisors (425150664783).
1275414686961 is a wasteful number, since it uses less digits than its factorization.
1275414686961 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3108951.
The product of its digits is 17418240, while the sum is 60.
The spelling of 1275414686961 in words is "one trillion, two hundred seventy-five billion, four hundred fourteen million, six hundred eighty-six thousand, nine hundred sixty-one".
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