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1244232404 = 221948733617
BaseRepresentation
bin100101000101001…
…0111101011010100
310012201020112222122
41022022113223110
510022010414104
6323244115112
742555541502
oct11212275324
93181215878
101244232404
11589378248
122a8835a98
1316aa105bc
14bb365672
15743766be
hex4a297ad4

1244232404 has 24 divisors (see below), whose sum is σ = 2296781760. Its totient is φ = 588145536.

The previous prime is 1244232389. The next prime is 1244232419. The reversal of 1244232404 is 4042324421.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1244232389) and next prime (1244232419).

It is a super-2 number, since 2×12442324042 = 3096228550327238432, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20204 + ... + 53820.

It is an arithmetic number, because the mean of its divisors is an integer number (95699240).

Almost surely, 21244232404 is an apocalyptic number.

It is an amenable number.

1244232404 is a deficient number, since it is larger than the sum of its proper divisors (1052549356).

1244232404 is a wasteful number, since it uses less digits than its factorization.

1244232404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34127 (or 34125 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 26.

The square root of 1244232404 is about 35273.6786286886. The cubic root of 1244232404 is about 1075.5580024283.

Adding to 1244232404 its reverse (4042324421), we get a palindrome (5286556825).

The spelling of 1244232404 in words is "one billion, two hundred forty-four million, two hundred thirty-two thousand, four hundred four".

Divisors: 1 2 4 19 38 76 487 974 1948 9253 18506 33617 37012 67234 134468 638723 1277446 2554892 16371479 32742958 65485916 311058101 622116202 1244232404