Base | Representation |
---|---|
bin | 1010000100000… |
… | …1101100110100 |
3 | 2221102121011220 |
4 | 2201001230310 |
5 | 41301242043 |
6 | 4104430340 |
7 | 1021540326 |
oct | 241015464 |
9 | 87377156 |
10 | 42212148 |
11 | 21911680 |
12 | 121783b0 |
13 | 898c704 |
14 | 586b616 |
15 | 3a8c483 |
hex | 2841b34 |
42212148 has 48 divisors (see below), whose sum is σ = 113111040. Its totient is φ = 12117600.
The previous prime is 42212143. The next prime is 42212171. The reversal of 42212148 is 84121224.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (42212143) 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, 5908 + ... + 10923.
It is an arithmetic number, because the mean of its divisors is an integer number (2356480).
Almost surely, 242212148 is an apocalyptic number.
It is an amenable number.
42212148 is an abundant number, since it is smaller than the sum of its proper divisors (70898892).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
42212148 is a wasteful number, since it uses less digits than its factorization.
42212148 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 16868 (or 16866 counting only the distinct ones).
The product of its digits is 1024, while the sum is 24.
The square root of 42212148 is about 6497.0876552499. The cubic root of 42212148 is about 348.1869453999.
The spelling of 42212148 in words is "forty-two million, two hundred twelve thousand, one hundred forty-eight".
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