Search a number
-
+
2231412 = 223185951
BaseRepresentation
bin1000100000110001110100
311012100220220
420200301310
51032401122
6115454340
724652401
oct10406164
94170826
102231412
111294547
128b73b0
13601881
144212a8
152e125c
hex220c74

2231412 has 12 divisors (see below), whose sum is σ = 5206656. Its totient is φ = 743800.

The previous prime is 2231407. The next prime is 2231413. The reversal of 2231412 is 2141322.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-3 number, since 3×22314123 = 33331936636087579584, which contains 333 as substring.

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 2231391 and 2231400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2231413) 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, 92964 + ... + 92987.

It is an arithmetic number, because the mean of its divisors is an integer number (433888).

22231412 is an apocalyptic number.

It is an amenable number.

2231412 is an abundant number, since it is smaller than the sum of its proper divisors (2975244).

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

2231412 is a wasteful number, since it uses less digits than its factorization.

2231412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 185958 (or 185956 counting only the distinct ones).

The product of its digits is 96, while the sum is 15.

The square root of 2231412 is about 1493.7911500608. The cubic root of 2231412 is about 130.6752244615.

Adding to 2231412 its reverse (2141322), we get a palindrome (4372734).

The spelling of 2231412 in words is "two million, two hundred thirty-one thousand, four hundred twelve".

Divisors: 1 2 3 4 6 12 185951 371902 557853 743804 1115706 2231412