Base | Representation |
---|---|
bin | 11100111100101… |
… | …10110000111001 |
3 | 121220221110220200 |
4 | 32132112300321 |
5 | 444131313320 |
6 | 40032512413 |
7 | 6006044133 |
oct | 1636266071 |
9 | 556843820 |
10 | 242838585 |
11 | 115092250 |
12 | 693ab709 |
13 | 3b405b92 |
14 | 24374053 |
15 | 164bc290 |
hex | e796c39 |
242838585 has 48 divisors (see below), whose sum is σ = 471631680. Its totient is φ = 114549120.
The previous prime is 242838569. The next prime is 242838611. The reversal of 242838585 is 585838242.
It is not a de Polignac number, because 242838585 - 24 = 242838569 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a self number, because there is not a number n which added to its sum of digits gives 242838585.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 11686 + ... + 24944.
It is an arithmetic number, because the mean of its divisors is an integer number (9825660).
Almost surely, 2242838585 is an apocalyptic number.
It is an amenable number.
242838585 is a deficient number, since it is larger than the sum of its proper divisors (228793095).
242838585 is a wasteful number, since it uses less digits than its factorization.
242838585 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13318 (or 13315 counting only the distinct ones).
The product of its digits is 614400, while the sum is 45.
The square root of 242838585 is about 15583.2790195132. The cubic root of 242838585 is about 623.8869448164.
The spelling of 242838585 in words is "two hundred forty-two million, eight hundred thirty-eight thousand, five hundred eighty-five".
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