Base | Representation |
---|---|
bin | 11011101101001… |
… | …11001111110100 |
3 | 121012100011202202 |
4 | 31312213033310 |
5 | 433444422330 |
6 | 35021324032 |
7 | 5521353215 |
oct | 1566471764 |
9 | 535304682 |
10 | 232420340 |
11 | 10a216929 |
12 | 65a06618 |
13 | 391c8b39 |
14 | 22c2140c |
15 | 15610445 |
hex | dda73f4 |
232420340 has 12 divisors (see below), whose sum is σ = 488082756. Its totient is φ = 92968128.
The previous prime is 232420339. The next prime is 232420367. The reversal of 232420340 is 43024232.
232420340 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 2 ways, for example, as 86638864 + 145781476 = 9308^2 + 12074^2 .
It is a Harshad number since it is a multiple of its sum of digits (20), and also a Moran number because the ratio is a prime number: 11621017 = 232420340 / (2 + 3 + 2 + 4 + 2 + 0 + 3 + 4 + 0).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5810489 + ... + 5810528.
It is an arithmetic number, because the mean of its divisors is an integer number (40673563).
Almost surely, 2232420340 is an apocalyptic number.
232420340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
232420340 is an abundant number, since it is smaller than the sum of its proper divisors (255662416).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
232420340 is a wasteful number, since it uses less digits than its factorization.
232420340 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11621026 (or 11621024 counting only the distinct ones).
The product of its (nonzero) digits is 1152, while the sum is 20.
The square root of 232420340 is about 15245.3383038882. The cubic root of 232420340 is about 614.8342382705.
Adding to 232420340 its reverse (43024232), we get a palindrome (275444572).
The spelling of 232420340 in words is "two hundred thirty-two million, four hundred twenty thousand, three hundred forty".
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