Base | Representation |
---|---|
bin | 1010001111101… |
… | …1110111101010 |
3 | 2222212100012111 |
4 | 2203323313222 |
5 | 42000142243 |
6 | 4133032534 |
7 | 1031164444 |
oct | 243736752 |
9 | 88770174 |
10 | 42974698 |
11 | 22292588 |
12 | 1248574a |
13 | 8b98820 |
14 | 59c9494 |
15 | 3b8d39d |
hex | 28fbdea |
42974698 has 8 divisors (see below), whose sum is σ = 69420708. Its totient is φ = 19834464.
The previous prime is 42974693. The next prime is 42974699. The reversal of 42974698 is 89647924.
It can be written as a sum of positive squares in 2 ways, for example, as 40487769 + 2486929 = 6363^2 + 1577^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not an unprimeable number, because it can be changed into a prime (42974693) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 826411 + ... + 826462.
Almost surely, 242974698 is an apocalyptic number.
42974698 is a deficient number, since it is larger than the sum of its proper divisors (26446010).
42974698 is a wasteful number, since it uses less digits than its factorization.
42974698 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1652888.
The product of its digits is 870912, while the sum is 49.
The square root of 42974698 is about 6555.5089810022. The cubic root of 42974698 is about 350.2710770698.
The spelling of 42974698 in words is "forty-two million, nine hundred seventy-four thousand, six hundred ninety-eight".
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