Base | Representation |
---|---|
bin | 1010001001101… |
… | …0010011000000 |
3 | 2222010000222100 |
4 | 2202122103000 |
5 | 41344400130 |
6 | 4120310400 |
7 | 1024611324 |
oct | 242322300 |
9 | 88100870 |
10 | 42575040 |
11 | 2203a292 |
12 | 12312400 |
13 | 8a88941 |
14 | 5923984 |
15 | 3b0ec60 |
hex | 289a4c0 |
42575040 has 84 divisors (see below), whose sum is σ = 146450304. Its totient is φ = 11352576.
The previous prime is 42575033. The next prime is 42575041. The reversal of 42575040 is 4057524.
It is a junction number, because it is equal to n+sod(n) for n = 42574995 and 42575013.
It is not an unprimeable number, because it can be changed into a prime (42575041) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4512 + ... + 10271.
It is an arithmetic number, because the mean of its divisors is an integer number (1743456).
Almost surely, 242575040 is an apocalyptic number.
42575040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.
It is an amenable number.
42575040 is an abundant number, since it is smaller than the sum of its proper divisors (103875264).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
42575040 is a wasteful number, since it uses less digits than its factorization.
42575040 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 14806 (or 14793 counting only the distinct ones).
The product of its (nonzero) digits is 5600, while the sum is 27.
The square root of 42575040 is about 6524.9551722598. The cubic root of 42575040 is about 349.1818714191.
The spelling of 42575040 in words is "forty-two million, five hundred seventy-five thousand, forty".
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