Base | Representation |
---|---|
bin | 1000010101100000101… |
… | …1111000011010000000 |
3 | 111200122210100001112221 |
4 | 2011120023320122000 |
5 | 4321300114233100 |
6 | 145442532500424 |
7 | 13226651034025 |
oct | 2053013703200 |
9 | 450583301487 |
10 | 143213430400 |
11 | 5581127aa47 |
12 | 23909a7a714 |
13 | 106745538c1 |
14 | 6d0831154c |
15 | 3ad2dc401a |
hex | 21582f8680 |
143213430400 has 48 divisors (see below), whose sum is σ = 353781935190. Its totient is φ = 57285370880.
The previous prime is 143213430391. The next prime is 143213430413. The reversal of 143213430400 is 4034312341.
It can be written as a sum of positive squares in 3 ways, for example, as 81188524096 + 62024906304 = 284936^2 + 249048^2 .
It is a Harshad number since it is a multiple of its sum of digits (25).
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 22373899 + ... + 22380298.
Almost surely, 2143213430400 is an apocalyptic number.
143213430400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
143213430400 is an abundant number, since it is smaller than the sum of its proper divisors (210568504790).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
143213430400 is an equidigital number, since it uses as much as digits as its factorization.
143213430400 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 44754221 (or 44754204 counting only the distinct ones).
The product of its (nonzero) digits is 3456, while the sum is 25.
Adding to 143213430400 its reverse (4034312341), we get a palindrome (147247742741).
The spelling of 143213430400 in words is "one hundred forty-three billion, two hundred thirteen million, four hundred thirty thousand, four hundred".
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