Base | Representation |
---|---|
bin | 11100111010111… |
… | …01011101101101 |
3 | 121220111112222002 |
4 | 32131131131231 |
5 | 444101311020 |
6 | 40023502045 |
7 | 6004045646 |
oct | 1635353555 |
9 | 556445862 |
10 | 242603885 |
11 | 114a41987 |
12 | 692b7925 |
13 | 3b3530c4 |
14 | 243126cd |
15 | 16472975 |
hex | e75d76d |
242603885 has 16 divisors (see below), whose sum is σ = 305337600. Its totient is φ = 184694400.
The previous prime is 242603873. The next prime is 242603897. The reversal of 242603885 is 588306242.
It is an interprime number because it is at equal distance from previous prime (242603873) and next prime (242603897).
It is not a de Polignac number, because 242603885 - 24 = 242603869 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17585 + ... + 28185.
It is an arithmetic number, because the mean of its divisors is an integer number (19083600).
Almost surely, 2242603885 is an apocalyptic number.
It is an amenable number.
242603885 is a deficient number, since it is larger than the sum of its proper divisors (62733715).
242603885 is a wasteful number, since it uses less digits than its factorization.
242603885 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10828.
The product of its (nonzero) digits is 92160, while the sum is 38.
The square root of 242603885 is about 15575.7466915715. The cubic root of 242603885 is about 623.6858874429.
The spelling of 242603885 in words is "two hundred forty-two million, six hundred three thousand, eight hundred eighty-five".
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