Base | Representation |
---|---|
bin | 1010000100001… |
… | …1100110011101 |
3 | 2221102222212020 |
4 | 2201003212131 |
5 | 41302014213 |
6 | 4104530353 |
7 | 1021602120 |
oct | 241034635 |
9 | 87388766 |
10 | 42219933 |
11 | 21917508 |
12 | 121809b9 |
13 | 8993112 |
14 | 58703b7 |
15 | 3a8e923 |
hex | 284399d |
42219933 has 16 divisors (see below), whose sum is σ = 64467456. Its totient is φ = 24076080.
The previous prime is 42219917. The next prime is 42219949. The reversal of 42219933 is 33991224.
It is an interprime number because it is at equal distance from previous prime (42219917) and next prime (42219949).
It is not a de Polignac number, because 42219933 - 24 = 42219917 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 42219894 and 42219903.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (42219913) 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, 10038 + ... + 13608.
It is an arithmetic number, because the mean of its divisors is an integer number (4029216).
Almost surely, 242219933 is an apocalyptic number.
It is an amenable number.
42219933 is a deficient number, since it is larger than the sum of its proper divisors (22247523).
42219933 is a wasteful number, since it uses less digits than its factorization.
42219933 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4144.
The product of its digits is 11664, while the sum is 33.
The square root of 42219933 is about 6497.6867422183. The cubic root of 42219933 is about 348.2083489443.
The spelling of 42219933 in words is "forty-two million, two hundred nineteen thousand, nine hundred thirty-three".
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