Base | Representation |
---|---|
bin | 10000101101110… |
… | …11111100010110 |
3 | 100202212102222100 |
4 | 20112323330112 |
5 | 241344333142 |
6 | 21525342530 |
7 | 3321640023 |
oct | 1026737426 |
9 | 322772870 |
10 | 140230422 |
11 | 7217a212 |
12 | 3ab67a46 |
13 | 2308b1a7 |
14 | 148a454a |
15 | c49eb4c |
hex | 85bbf16 |
140230422 has 48 divisors (see below), whose sum is σ = 320366592. Its totient is φ = 44264880.
The previous prime is 140230417. The next prime is 140230427. The reversal of 140230422 is 224032041.
140230422 is a `hidden beast` number, since 14 + 0 + 230 + 422 = 666.
It is an interprime number because it is at equal distance from previous prime (140230417) and next prime (140230427).
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a junction number, because it is equal to n+sod(n) for n = 140230395 and 140230404.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (140230427) 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, 23553 + ... + 28899.
It is an arithmetic number, because the mean of its divisors is an integer number (6674304).
Almost surely, 2140230422 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 140230422, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (160183296).
140230422 is an abundant number, since it is smaller than the sum of its proper divisors (180136170).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
140230422 is a wasteful number, since it uses less digits than its factorization.
140230422 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5433 (or 5430 counting only the distinct ones).
The product of its (nonzero) digits is 384, while the sum is 18.
The square root of 140230422 is about 11841.8926696707. The cubic root of 140230422 is about 519.5341266295.
Adding to 140230422 its reverse (224032041), we get a palindrome (364262463).
The spelling of 140230422 in words is "one hundred forty million, two hundred thirty thousand, four hundred twenty-two".
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