Base | Representation |
---|---|
bin | 11100111010110… |
… | …10010010011011 |
3 | 121220110220010020 |
4 | 32131122102123 |
5 | 444100402000 |
6 | 40023321523 |
7 | 6003663012 |
oct | 1635322233 |
9 | 556426106 |
10 | 242590875 |
11 | 114a3312a |
12 | 692b02a3 |
13 | 3b34a1c7 |
14 | 2430ba79 |
15 | 1646dba0 |
hex | e75a49b |
242590875 has 16 divisors (see below), whose sum is σ = 403671840. Its totient is φ = 129381600.
The previous prime is 242590849. The next prime is 242590877. The reversal of 242590875 is 578095242.
It is not a de Polignac number, because 242590875 - 28 = 242590619 is a prime.
It is a hoax number, since the sum of its digits (42) coincides with the sum of the digits of its distinct prime factors.
It is not an unprimeable number, because it can be changed into a prime (242590877) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 323080 + ... + 323829.
It is an arithmetic number, because the mean of its divisors is an integer number (25229490).
Almost surely, 2242590875 is an apocalyptic number.
242590875 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
242590875 is a deficient number, since it is larger than the sum of its proper divisors (161080965).
242590875 is an equidigital number, since it uses as much as digits as its factorization.
242590875 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 646927 (or 646917 counting only the distinct ones).
The product of its (nonzero) digits is 201600, while the sum is 42.
The square root of 242590875 is about 15575.3290494936. The cubic root of 242590875 is about 623.6747385442.
The spelling of 242590875 in words is "two hundred forty-two million, five hundred ninety thousand, eight hundred seventy-five".
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