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232242020 = 22511612101
BaseRepresentation
bin11011101011110…
…11101101100100
3121012000010011022
431311323231210
5433423221040
635013430312
75520011303
oct1565735544
9535003138
10232242020
1110a10495a
126593b398
133916591a
1422bb643a
15155c76b5
hexdd7bb64

232242020 has 12 divisors (see below), whose sum is σ = 487708284. Its totient is φ = 92896800.

The previous prime is 232241963. The next prime is 232242037. The reversal of 232242020 is 20242232.

It can be written as a sum of positive squares in 2 ways, for example, as 125574436 + 106667584 = 11206^2 + 10328^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 232242020.

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, 5806031 + ... + 5806070.

It is an arithmetic number, because the mean of its divisors is an integer number (40642357).

Almost surely, 2232242020 is an apocalyptic number.

232242020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

232242020 is an abundant number, since it is smaller than the sum of its proper divisors (255466264).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

232242020 is a wasteful number, since it uses less digits than its factorization.

232242020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11612110 (or 11612108 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 17.

The square root of 232242020 is about 15239.4888365719. The cubic root of 232242020 is about 614.6769581570.

Adding to 232242020 its reverse (20242232), we get a palindrome (252484252).

The spelling of 232242020 in words is "two hundred thirty-two million, two hundred forty-two thousand, twenty".

Divisors: 1 2 4 5 10 20 11612101 23224202 46448404 58060505 116121010 232242020