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232420301 = 1322917569
BaseRepresentation
bin11011101101001…
…11001111001101
3121012100011201022
431312213033031
5433444422201
635021323525
75521353131
oct1566471715
9535304638
10232420301
1110a2168a3
1265a065a5
13391c8b09
1422c213c1
151561041b
hexdda73cd

232420301 has 4 divisors (see below), whose sum is σ = 232451100. Its totient is φ = 232389504.

The previous prime is 232420283. The next prime is 232420303. The reversal of 232420301 is 103024232.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 128278276 + 104142025 = 11326^2 + 10205^2 .

It is a cyclic number.

It is not a de Polignac number, because 232420301 - 222 = 228225997 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 232420301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (232420303) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4445 + ... + 22013.

It is an arithmetic number, because the mean of its divisors is an integer number (58112775).

Almost surely, 2232420301 is an apocalyptic number.

It is an amenable number.

232420301 is a deficient number, since it is larger than the sum of its proper divisors (30799).

232420301 is a wasteful number, since it uses less digits than its factorization.

232420301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30798.

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 232420301 is about 15245.3370248086. The cubic root of 232420301 is about 614.8342038809.

Adding to 232420301 its reverse (103024232), we get a palindrome (335444533).

The spelling of 232420301 in words is "two hundred thirty-two million, four hundred twenty thousand, three hundred one".

Divisors: 1 13229 17569 232420301