Base | Representation |
---|---|
bin | 100100001011111… |
… | …1101011110100001 |
3 | 10010121210211001210 |
4 | 1020113331132201 |
5 | 4441321200143 |
6 | 320253220333 |
7 | 42042606162 |
oct | 11027753641 |
9 | 3117724053 |
10 | 1214240673 |
11 | 573452a98 |
12 | 29a7916a9 |
13 | 16473c309 |
14 | b7399769 |
15 | 71900033 |
hex | 485fd7a1 |
1214240673 has 8 divisors (see below), whose sum is σ = 1620824608. Its totient is φ = 808575264.
The previous prime is 1214240659. The next prime is 1214240681. The reversal of 1214240673 is 3760424121.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 1214240673 - 25 = 1214240641 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 1214240673.
It is not an unprimeable number, because it can be changed into a prime (1214240273) 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, 226540 + ... + 231837.
It is an arithmetic number, because the mean of its divisors is an integer number (202603076).
Almost surely, 21214240673 is an apocalyptic number.
It is an amenable number.
1214240673 is a deficient number, since it is larger than the sum of its proper divisors (406583935).
1214240673 is an equidigital number, since it uses as much as digits as its factorization.
1214240673 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 459263.
The product of its (nonzero) digits is 8064, while the sum is 30.
The square root of 1214240673 is about 34845.9563364245. The cubic root of 1214240673 is about 1066.8456532435.
Adding to 1214240673 its reverse (3760424121), we get a palindrome (4974664794).
The spelling of 1214240673 in words is "one billion, two hundred fourteen million, two hundred forty thousand, six hundred seventy-three".
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