Base | Representation |
---|---|
bin | 1010000001001… |
… | …0101111111011 |
3 | 2221001211101012 |
4 | 2200102233323 |
5 | 41224113320 |
6 | 4100344135 |
7 | 1020106544 |
oct | 240225773 |
9 | 87054335 |
10 | 42019835 |
11 | 217a0140 |
12 | 120a504b |
13 | 8923010 |
14 | 581b4cb |
15 | 3a504c5 |
hex | 2812bfb |
42019835 has 32 divisors (see below), whose sum is σ = 62741952. Its totient is φ = 26542080.
The previous prime is 42019823. The next prime is 42019843. The reversal of 42019835 is 53891024.
It is not a de Polignac number, because 42019835 - 24 = 42019819 is a prime.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10427 + ... + 13883.
It is an arithmetic number, because the mean of its divisors is an integer number (1960686).
Almost surely, 242019835 is an apocalyptic number.
42019835 is a deficient number, since it is larger than the sum of its proper divisors (20722117).
42019835 is a wasteful number, since it uses less digits than its factorization.
42019835 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3503.
The product of its (nonzero) digits is 8640, while the sum is 32.
The square root of 42019835 is about 6482.2708212478. The cubic root of 42019835 is about 347.6573757090.
The spelling of 42019835 in words is "forty-two million, nineteen thousand, eight hundred thirty-five".
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