Base | Representation |
---|---|
bin | 1010001100111… |
… | …1011110111101 |
3 | 2222112002210222 |
4 | 2203033132331 |
5 | 41423333033 |
6 | 4125111125 |
7 | 1026506423 |
oct | 243173675 |
9 | 88462728 |
10 | 42792893 |
11 | 22178a30 |
12 | 123b84a5 |
13 | 8b33b50 |
14 | 597d113 |
15 | 3b54598 |
hex | 28cf7bd |
42792893 has 32 divisors (see below), whose sum is σ = 55157760. Its totient is φ = 32578560.
The previous prime is 42792881. The next prime is 42792901. The reversal of 42792893 is 39829724.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-42792893 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (42792823) 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 31 ways as a sum of consecutive naturals, for example, 70196 + ... + 70802.
It is an arithmetic number, because the mean of its divisors is an integer number (1723680).
Almost surely, 242792893 is an apocalyptic number.
It is an amenable number.
42792893 is a deficient number, since it is larger than the sum of its proper divisors (12364867).
42792893 is a wasteful number, since it uses less digits than its factorization.
42792893 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 677.
The product of its digits is 217728, while the sum is 44.
The square root of 42792893 is about 6541.6277026440. The cubic root of 42792893 is about 349.7764368208.
The spelling of 42792893 in words is "forty-two million, seven hundred ninety-two thousand, eight hundred ninety-three".
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