Base | Representation |
---|---|
bin | 1010000111110… |
… | …0011110000110 |
3 | 2221212211101112 |
4 | 2201330132012 |
5 | 41331442440 |
6 | 4113525022 |
7 | 1023562205 |
oct | 241743606 |
9 | 87784345 |
10 | 42452870 |
11 | 21a66519 |
12 | 12273772 |
13 | 8a45155 |
14 | 58d123c |
15 | 3ad8965 |
hex | 287c786 |
42452870 has 16 divisors (see below), whose sum is σ = 76554720. Its totient is φ = 16950144.
The previous prime is 42452867. The next prime is 42452899. The reversal of 42452870 is 7825424.
42452870 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2351 + ... + 9509.
It is an arithmetic number, because the mean of its divisors is an integer number (4784670).
Almost surely, 242452870 is an apocalyptic number.
42452870 is a deficient number, since it is larger than the sum of its proper divisors (34101850).
42452870 is a wasteful number, since it uses less digits than its factorization.
42452870 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7759.
The product of its (nonzero) digits is 17920, while the sum is 32.
The square root of 42452870 is about 6515.5866965301. The cubic root of 42452870 is about 348.8475564576.
The spelling of 42452870 in words is "forty-two million, four hundred fifty-two thousand, eight hundred seventy".
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