Base | Representation |
---|---|
bin | 110001011111001… |
… | …100010000010011 |
3 | 2010212021120221101 |
4 | 301133030100103 |
5 | 3200021311433 |
6 | 214215205231 |
7 | 26401044541 |
oct | 6137142023 |
9 | 2125246841 |
10 | 830260243 |
11 | 39672989a |
12 | 1b2076817 |
13 | 103019467 |
14 | 7c3a4d91 |
15 | 4cd5307d |
hex | 317cc413 |
830260243 has 4 divisors (see below), whose sum is σ = 834474960. Its totient is φ = 826045528.
The previous prime is 830260231. The next prime is 830260253. The reversal of 830260243 is 342062038.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 342062038 = 2 ⋅171031019.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-830260243 is a prime.
It is a super-2 number, since 2×8302602432 = 1378664142212838098, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (830260253) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2107063 + ... + 2107456.
It is an arithmetic number, because the mean of its divisors is an integer number (208618740).
Almost surely, 2830260243 is an apocalyptic number.
830260243 is a deficient number, since it is larger than the sum of its proper divisors (4214717).
830260243 is a wasteful number, since it uses less digits than its factorization.
830260243 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4214716.
The product of its (nonzero) digits is 6912, while the sum is 28.
The square root of 830260243 is about 28814.2368109933. The cubic root of 830260243 is about 939.8778485456.
The spelling of 830260243 in words is "eight hundred thirty million, two hundred sixty thousand, two hundred forty-three".
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