Base | Representation |
---|---|
bin | 10000101101111… |
… | …00011011101110 |
3 | 100202212112201201 |
4 | 20112330123232 |
5 | 241344414210 |
6 | 21525400114 |
7 | 3321645622 |
oct | 1026743356 |
9 | 322775651 |
10 | 140232430 |
11 | 72180778 |
12 | 3ab6903a |
13 | 2308c090 |
14 | 148a5182 |
15 | c4a053a |
hex | 85bc6ee |
140232430 has 16 divisors (see below), whose sum is σ = 271835424. Its totient is φ = 51778080.
The previous prime is 140232413. The next prime is 140232431. The reversal of 140232430 is 34232041.
It is a junction number, because it is equal to n+sod(n) for n = 140232398 and 140232407.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (140232431) 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, 539226 + ... + 539485.
It is an arithmetic number, because the mean of its divisors is an integer number (16989714).
Almost surely, 2140232430 is an apocalyptic number.
140232430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
140232430 is a deficient number, since it is larger than the sum of its proper divisors (131602994).
140232430 is a wasteful number, since it uses less digits than its factorization.
140232430 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1078731.
The product of its (nonzero) digits is 576, while the sum is 19.
The square root of 140232430 is about 11841.9774531115. The cubic root of 140232430 is about 519.5366064042.
Adding to 140232430 its reverse (34232041), we get a palindrome (174464471).
The spelling of 140232430 in words is "one hundred forty million, two hundred thirty-two thousand, four hundred thirty".
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