Base | Representation |
---|---|
bin | 1010001011010… |
… | …0111101101110 |
3 | 2222022120210220 |
4 | 2202310331232 |
5 | 41411344040 |
6 | 4122512210 |
7 | 1025544636 |
oct | 242647556 |
9 | 88276726 |
10 | 42684270 |
11 | 22104362 |
12 | 12365666 |
13 | 8ac6585 |
14 | 59516c6 |
15 | 3b322d0 |
hex | 28b4f6e |
42684270 has 32 divisors (see below), whose sum is σ = 102614688. Its totient is φ = 11363328.
The previous prime is 42684247. The next prime is 42684283. The reversal of 42684270 is 7248624.
It is a super-3 number, since 3×426842703 (a number of 24 digits) contains 333 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32262 + ... + 33558.
It is an arithmetic number, because the mean of its divisors is an integer number (3206709).
Almost surely, 242684270 is an apocalyptic number.
42684270 is an abundant number, since it is smaller than the sum of its proper divisors (59930418).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
42684270 is a wasteful number, since it uses less digits than its factorization.
42684270 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2404.
The product of its (nonzero) digits is 21504, while the sum is 33.
The square root of 42684270 is about 6533.3199829796. The cubic root of 42684270 is about 349.4802353124.
The spelling of 42684270 in words is "forty-two million, six hundred eighty-four thousand, two hundred seventy".
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