Base | Representation |
---|---|
bin | 11011011101011… |
… | …01111001011111 |
3 | 121001110000101110 |
4 | 31232231321133 |
5 | 432432203211 |
6 | 34505113103 |
7 | 5464642413 |
oct | 1556557137 |
9 | 531400343 |
10 | 230350431 |
11 | 109032763 |
12 | 65188793 |
13 | 3895293c |
14 | 22842d43 |
15 | 15351ea6 |
hex | dbade5f |
230350431 has 8 divisors (see below), whose sum is σ = 313668864. Its totient is φ = 150299480.
The previous prime is 230350427. The next prime is 230350469. The reversal of 230350431 is 134053032.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 230350431 - 22 = 230350427 is a prime.
It is a super-2 number, since 2×2303504312 = 106122642123771522, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 230350398 and 230350407.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (230350411) 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, 816705 + ... + 816986.
It is an arithmetic number, because the mean of its divisors is an integer number (39208608).
Almost surely, 2230350431 is an apocalyptic number.
230350431 is a deficient number, since it is larger than the sum of its proper divisors (83318433).
230350431 is a wasteful number, since it uses less digits than its factorization.
230350431 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1633741.
The product of its (nonzero) digits is 1080, while the sum is 21.
The square root of 230350431 is about 15177.2998586705. The cubic root of 230350431 is about 613.0035784187.
The spelling of 230350431 in words is "two hundred thirty million, three hundred fifty thousand, four hundred thirty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.081 sec. • engine limits •