Base | Representation |
---|---|
bin | 1010001111101… |
… | …1101101011110 |
3 | 2222212022022100 |
4 | 2203323231132 |
5 | 42000132141 |
6 | 4133025530 |
7 | 1031162523 |
oct | 243735536 |
9 | 88768270 |
10 | 42974046 |
11 | 22292045 |
12 | 124852a6 |
13 | 8b9843b |
14 | 59c914a |
15 | 3b8d0b6 |
hex | 28fbb5e |
42974046 has 12 divisors (see below), whose sum is σ = 93110472. Its totient is φ = 14324676.
The previous prime is 42974033. The next prime is 42974047. The reversal of 42974046 is 64047924.
It is a super-2 number, since 2×429740462 = 3693537259220232, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 42974046.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (42974047) 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 5 ways as a sum of consecutive naturals, for example, 1193706 + ... + 1193741.
It is an arithmetic number, because the mean of its divisors is an integer number (7759206).
Almost surely, 242974046 is an apocalyptic number.
42974046 is an abundant number, since it is smaller than the sum of its proper divisors (50136426).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
42974046 is a wasteful number, since it uses less digits than its factorization.
42974046 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2387455 (or 2387452 counting only the distinct ones).
The product of its (nonzero) digits is 48384, while the sum is 36.
The square root of 42974046 is about 6555.4592516467. The cubic root of 42974046 is about 350.2693056562.
The spelling of 42974046 in words is "forty-two million, nine hundred seventy-four thousand, forty-six".
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