Base | Representation |
---|---|
bin | 1001000001010100… |
… | …0110010110011111 |
3 | 20020202101102010122 |
4 | 2100111012112133 |
5 | 14424342401033 |
6 | 1040140025155 |
7 | 114001662260 |
oct | 22025062637 |
9 | 6222342118 |
10 | 2421450143 |
11 | 1032933372 |
12 | 576b321bb |
13 | 2c7889148 |
14 | 18d844967 |
15 | e28b1a98 |
hex | 9054659f |
2421450143 has 8 divisors (see below), whose sum is σ = 2887692288. Its totient is φ = 1985288184.
The previous prime is 2421450139. The next prime is 2421450169. The reversal of 2421450143 is 3410541242.
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 2421450143 - 22 = 2421450139 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 (2421450103) 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, 7519871 + ... + 7520192.
It is an arithmetic number, because the mean of its divisors is an integer number (360961536).
Almost surely, 22421450143 is an apocalyptic number.
2421450143 is a gapful number since it is divisible by the number (23) formed by its first and last digit.
2421450143 is a deficient number, since it is larger than the sum of its proper divisors (466242145).
2421450143 is a wasteful number, since it uses less digits than its factorization.
2421450143 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 15040093.
The product of its (nonzero) digits is 3840, while the sum is 26.
The square root of 2421450143 is about 49208.2324718131. The cubic root of 2421450143 is about 1342.8428068966.
Adding to 2421450143 its reverse (3410541242), we get a palindrome (5831991385).
The spelling of 2421450143 in words is "two billion, four hundred twenty-one million, four hundred fifty thousand, one hundred forty-three".
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