Base | Representation |
---|---|
bin | 10000101101110… |
… | …11111001011001 |
3 | 100202212102201100 |
4 | 20112323321121 |
5 | 241344331413 |
6 | 21525342013 |
7 | 3321636333 |
oct | 1026737131 |
9 | 322772640 |
10 | 140230233 |
11 | 7217a060 |
12 | 3ab67909 |
13 | 2308b090 |
14 | 148a4453 |
15 | c49ea73 |
hex | 85bbe59 |
140230233 has 24 divisors (see below), whose sum is σ = 237968640. Its totient is φ = 78449760.
The previous prime is 140230219. The next prime is 140230247. The reversal of 140230233 is 332032041.
140230233 is a `hidden beast` number, since 1 + 402 + 30 + 233 = 666.
It is an interprime number because it is at equal distance from previous prime (140230219) and next prime (140230247).
It is not a de Polignac number, because 140230233 - 25 = 140230201 is a prime.
It is not an unprimeable number, because it can be changed into a prime (140230213) 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, 53193 + ... + 55766.
It is an arithmetic number, because the mean of its divisors is an integer number (9915360).
Almost surely, 2140230233 is an apocalyptic number.
140230233 is a gapful number since it is divisible by the number (13) formed by its first and last digit.
It is an amenable number.
140230233 is a deficient number, since it is larger than the sum of its proper divisors (97738407).
140230233 is a wasteful number, since it uses less digits than its factorization.
140230233 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 108989 (or 108986 counting only the distinct ones).
The product of its (nonzero) digits is 432, while the sum is 18.
The square root of 140230233 is about 11841.8846895247. The cubic root of 140230233 is about 519.5338932232.
Adding to 140230233 its reverse (332032041), we get a palindrome (472262274).
The spelling of 140230233 in words is "one hundred forty million, two hundred thirty thousand, two hundred thirty-three".
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