Base | Representation |
---|---|
bin | 10000110000001… |
… | …01001011111110 |
3 | 100210102200111202 |
4 | 20120011023332 |
5 | 241433433210 |
6 | 21540015502 |
7 | 3324326465 |
oct | 1030051376 |
9 | 323380452 |
10 | 140530430 |
11 | 72364657 |
12 | 3b091592 |
13 | 23164901 |
14 | 149419dc |
15 | c50d9a5 |
hex | 86052fe |
140530430 has 32 divisors (see below), whose sum is σ = 256845600. Its totient is φ = 55354752.
The previous prime is 140530421. The next prime is 140530447. The reversal of 140530430 is 34035041.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 249329 + ... + 249891.
It is an arithmetic number, because the mean of its divisors is an integer number (8026425).
Almost surely, 2140530430 is an apocalyptic number.
140530430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
140530430 is a deficient number, since it is larger than the sum of its proper divisors (116315170).
140530430 is a wasteful number, since it uses less digits than its factorization.
140530430 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 908.
The product of its (nonzero) digits is 720, while the sum is 20.
The square root of 140530430 is about 11854.5531337120. The cubic root of 140530430 is about 519.9043586429.
Adding to 140530430 its reverse (34035041), we get a palindrome (174565471).
The spelling of 140530430 in words is "one hundred forty million, five hundred thirty thousand, four hundred thirty".
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