Base | Representation |
---|---|
bin | 100111011001010… |
… | …1101000001011111 |
3 | 10102010102012201221 |
4 | 1032302231001133 |
5 | 10201402230323 |
6 | 335101114211 |
7 | 44521042012 |
oct | 11662550137 |
9 | 3363365657 |
10 | 1321914463 |
11 | 6192059a1 |
12 | 30a858967 |
13 | 180b3b90c |
14 | c77c7379 |
15 | 7b0bd55d |
hex | 4ecad05f |
1321914463 has 8 divisors (see below), whose sum is σ = 1342224000. Its totient is φ = 1301748888.
The previous prime is 1321914437. The next prime is 1321914481. The reversal of 1321914463 is 3644191231.
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 1321914463 - 229 = 785043551 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1321912463) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17413 + ... + 54286.
It is an arithmetic number, because the mean of its divisors is an integer number (167778000).
Almost surely, 21321914463 is an apocalyptic number.
1321914463 is a deficient number, since it is larger than the sum of its proper divisors (20309537).
1321914463 is a wasteful number, since it uses less digits than its factorization.
1321914463 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 71981.
The product of its digits is 15552, while the sum is 34.
The square root of 1321914463 is about 36358.1416329273. The cubic root of 1321914463 is about 1097.4913805291.
The spelling of 1321914463 in words is "one billion, three hundred twenty-one million, nine hundred fourteen thousand, four hundred sixty-three".
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