Base | Representation |
---|---|
bin | 110001011111110… |
… | …101100111011101 |
3 | 2010212121012100010 |
4 | 301133311213131 |
5 | 3200042222121 |
6 | 214222553433 |
7 | 26402351505 |
oct | 6137654735 |
9 | 2125535303 |
10 | 830429661 |
11 | 396835106 |
12 | 1b2138879 |
13 | 1030785c9 |
14 | 7c40aa05 |
15 | 4cd88376 |
hex | 317f59dd |
830429661 has 16 divisors (see below), whose sum is σ = 1144480320. Its totient is φ = 535307520.
The previous prime is 830429653. The next prime is 830429693. The reversal of 830429661 is 166924038.
It is not a de Polignac number, because 830429661 - 23 = 830429653 is a prime.
It is a super-2 number, since 2×8304296612 = 1379226843737149842, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (830429641) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27660 + ... + 49253.
It is an arithmetic number, because the mean of its divisors is an integer number (71530020).
Almost surely, 2830429661 is an apocalyptic number.
It is an amenable number.
830429661 is a deficient number, since it is larger than the sum of its proper divisors (314050659).
830429661 is a wasteful number, since it uses less digits than its factorization.
830429661 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 77036.
The product of its (nonzero) digits is 62208, while the sum is 39.
The square root of 830429661 is about 28817.1764925018. The cubic root of 830429661 is about 939.9417728381.
The spelling of 830429661 in words is "eight hundred thirty million, four hundred twenty-nine thousand, six hundred sixty-one".
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