Base | Representation |
---|---|
bin | 11100110110100… |
… | …01111100101111 |
3 | 121212102112002010 |
4 | 32123101330233 |
5 | 443430014211 |
6 | 40003332303 |
7 | 5666145624 |
oct | 1633217457 |
9 | 555375063 |
10 | 242032431 |
11 | 114691603 |
12 | 69081093 |
13 | 3b1b2c74 |
14 | 2420434b |
15 | 163ad4a6 |
hex | e6d1f2f |
242032431 has 16 divisors (see below), whose sum is σ = 340122240. Its totient is φ = 152670240.
The previous prime is 242032391. The next prime is 242032433. The reversal of 242032431 is 134230242.
It is not a de Polignac number, because 242032431 - 26 = 242032367 is a prime.
It is a super-2 number, since 2×2420324312 = 117159395311539522, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 242032398 and 242032407.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (242032433) 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, 53161 + ... + 57533.
It is an arithmetic number, because the mean of its divisors is an integer number (21257640).
Almost surely, 2242032431 is an apocalyptic number.
242032431 is a deficient number, since it is larger than the sum of its proper divisors (98089809).
242032431 is a wasteful number, since it uses less digits than its factorization.
242032431 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5366.
The product of its (nonzero) digits is 1152, while the sum is 21.
The square root of 242032431 is about 15557.3915230028. The cubic root of 242032431 is about 623.1958046045.
Adding to 242032431 its reverse (134230242), we get a palindrome (376262673).
The spelling of 242032431 in words is "two hundred forty-two million, thirty-two thousand, four hundred thirty-one".
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