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3012131422 = 21506065711
BaseRepresentation
bin1011001110001001…
…0111101001011110
321202220212010112001
42303202113221132
522132101201142
61214520232514
7134433460156
oct26342275136
97686763461
103012131422
1113062a6a13
1270090b73a
133900712b1
14208083766
1512968d5b7
hexb3897a5e

3012131422 has 4 divisors (see below), whose sum is σ = 4518197136. Its totient is φ = 1506065710.

The previous prime is 3012131393. The next prime is 3012131431. The reversal of 3012131422 is 2241312103.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2241312103 = 16313750381.

It is a self number, because there is not a number n which added to its sum of digits gives 3012131422.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 753032854 + ... + 753032857.

It is an arithmetic number, because the mean of its divisors is an integer number (1129549284).

Almost surely, 23012131422 is an apocalyptic number.

3012131422 is a deficient number, since it is larger than the sum of its proper divisors (1506065714).

3012131422 is a wasteful number, since it uses less digits than its factorization.

3012131422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1506065713.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 3012131422 is about 54882.8882439691. Note that the first 3 decimals coincide. The cubic root of 3012131422 is about 1444.1910155072.

Adding to 3012131422 its reverse (2241312103), we get a palindrome (5253443525).

The spelling of 3012131422 in words is "three billion, twelve million, one hundred thirty-one thousand, four hundred twenty-two".

Divisors: 1 2 1506065711 3012131422