Base | Representation |
---|---|
bin | 11100111101001… |
… | …01001000110100 |
3 | 121221001110200020 |
4 | 32132211020310 |
5 | 444140204320 |
6 | 40034045140 |
7 | 6006410601 |
oct | 1636451064 |
9 | 557043606 |
10 | 242897460 |
11 | 115122503 |
12 | 694197b0 |
13 | 3b426910 |
14 | 2438b6a8 |
15 | 164ce940 |
hex | e7a5234 |
242897460 has 48 divisors (see below), whose sum is σ = 732431616. Its totient is φ = 59789952.
The previous prime is 242897419. The next prime is 242897477. The reversal of 242897460 is 64798242.
242897460 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 154924 + ... + 156483.
It is an arithmetic number, because the mean of its divisors is an integer number (15258992).
Almost surely, 2242897460 is an apocalyptic number.
242897460 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
242897460 is an abundant number, since it is smaller than the sum of its proper divisors (489534156).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
242897460 is a wasteful number, since it uses less digits than its factorization.
242897460 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 311432 (or 311430 counting only the distinct ones).
The product of its (nonzero) digits is 193536, while the sum is 42.
The square root of 242897460 is about 15585.1679490469. The cubic root of 242897460 is about 623.9373601651.
The spelling of 242897460 in words is "two hundred forty-two million, eight hundred ninety-seven thousand, four hundred sixty".
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