Base | Representation |
---|---|
bin | 1010001111110… |
… | …1001110000101 |
3 | 2222212121210100 |
4 | 2203331032011 |
5 | 42000331404 |
6 | 4133114313 |
7 | 1031216535 |
oct | 243751605 |
9 | 88777710 |
10 | 42980229 |
11 | 22296756 |
12 | 12488999 |
13 | 8b9b1b6 |
14 | 59cb4c5 |
15 | 3b8ed39 |
hex | 28fd385 |
42980229 has 24 divisors (see below), whose sum is σ = 64643072. Its totient is φ = 27488160.
The previous prime is 42980213. The next prime is 42980237. The reversal of 42980229 is 92208924.
42980229 is a `hidden beast` number, since 429 + 8 + 0 + 229 = 666.
It is not a de Polignac number, because 42980229 - 24 = 42980213 is a prime.
It is a Duffinian number.
It is a plaindrome in base 12.
It is a nialpdrome in base 9.
It is a junction number, because it is equal to n+sod(n) for n = 42980193 and 42980202.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (42980269) 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, 34827 + ... + 36039.
Almost surely, 242980229 is an apocalyptic number.
It is an amenable number.
42980229 is a deficient number, since it is larger than the sum of its proper divisors (21662843).
42980229 is a wasteful number, since it uses less digits than its factorization.
42980229 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1377 (or 1374 counting only the distinct ones).
The product of its (nonzero) digits is 20736, while the sum is 36.
The square root of 42980229 is about 6555.9308263587. The cubic root of 42980229 is about 350.2861034792.
The spelling of 42980229 in words is "forty-two million, nine hundred eighty thousand, two hundred twenty-nine".
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