Base | Representation |
---|---|
bin | 111111111000000… |
… | …0110000101000011 |
3 | 12112101000122102000 |
4 | 1333300012011003 |
5 | 13342142023433 |
6 | 552402355043 |
7 | 104053604400 |
oct | 17760060503 |
9 | 5471018360 |
10 | 2143314243 |
11 | 9aa932794 |
12 | 4b995ba83 |
13 | 2820750a5 |
14 | 1649232a7 |
15 | c8271113 |
hex | 7fc06143 |
2143314243 has 24 divisors (see below), whose sum is σ = 3693695760. Its totient is φ = 1224750240.
The previous prime is 2143314241. The next prime is 2143314263. The reversal of 2143314243 is 3424133412.
It is not a de Polignac number, because 2143314243 - 21 = 2143314241 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is not an unprimeable number, because it can be changed into a prime (2143314241) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 808698 + ... + 811343.
It is an arithmetic number, because the mean of its divisors is an integer number (153903990).
Almost surely, 22143314243 is an apocalyptic number.
2143314243 is a deficient number, since it is larger than the sum of its proper divisors (1550381517).
2143314243 is a wasteful number, since it uses less digits than its factorization.
2143314243 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1620064 (or 1620051 counting only the distinct ones).
The product of its digits is 6912, while the sum is 27.
The square root of 2143314243 is about 46295.9419711922. The cubic root of 2143314243 is about 1289.3236530249.
Adding to 2143314243 its reverse (3424133412), we get a palindrome (5567447655).
The spelling of 2143314243 in words is "two billion, one hundred forty-three million, three hundred fourteen thousand, two hundred forty-three".
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