Base | Representation |
---|---|
bin | 11011111100100… |
… | …11111110100000 |
3 | 121100010201020122 |
4 | 31332103332200 |
5 | 440004013220 |
6 | 35132455412 |
7 | 5544460226 |
oct | 1576237640 |
9 | 540121218 |
10 | 234438560 |
11 | 110375184 |
12 | 6661a568 |
13 | 39754655 |
14 | 231c8b16 |
15 | 158ad425 |
hex | df93fa0 |
234438560 has 48 divisors (see below), whose sum is σ = 554784552. Its totient is φ = 93619200.
The previous prime is 234438559. The next prime is 234438569. The reversal of 234438560 is 65834432.
It can be written as a sum of positive squares in 4 ways, for example, as 197908624 + 36529936 = 14068^2 + 6044^2 .
It is a super-2 number, since 2×2344385602 = 109922876829747200, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 234438560.
It is not an unprimeable number, because it can be changed into a prime (234438569) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 169070 + ... + 170450.
Almost surely, 2234438560 is an apocalyptic number.
234438560 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
234438560 is an abundant number, since it is smaller than the sum of its proper divisors (320345992).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
234438560 is a wasteful number, since it uses less digits than its factorization.
234438560 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2457 (or 2449 counting only the distinct ones).
The product of its (nonzero) digits is 69120, while the sum is 35.
The square root of 234438560 is about 15311.3866125835. The cubic root of 234438560 is about 616.6087477459.
It can be divided in two parts, 2344 and 38560, that added together give a palindrome (40904).
The spelling of 234438560 in words is "two hundred thirty-four million, four hundred thirty-eight thousand, five hundred sixty".
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