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12913483 = 1121941137
BaseRepresentation
bin110001010000…
…101101001011
3220022001222011
4301100231023
511301212413
61140440351
7214522432
oct61205513
926261864
1012913483
117320100
1243a90b7
1328a1a1b
141a02119
15120133d
hexc50b4b

12913483 has 24 divisors (see below), whose sum is σ = 15417360. Its totient is φ = 10771200.

The previous prime is 12913471. The next prime is 12913501. The reversal of 12913483 is 38431921.

It is not a de Polignac number, because 12913483 - 25 = 12913451 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12913423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 94191 + ... + 94327.

It is an arithmetic number, because the mean of its divisors is an integer number (642390).

Almost surely, 212913483 is an apocalyptic number.

12913483 is a deficient number, since it is larger than the sum of its proper divisors (2503877).

12913483 is a wasteful number, since it uses less digits than its factorization.

12913483 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 219 (or 208 counting only the distinct ones).

The product of its digits is 5184, while the sum is 31.

The square root of 12913483 is about 3593.5334978263. The cubic root of 12913483 is about 234.6106908590.

It can be divided in two parts, 1291 and 3483, that added together give a palindrome (4774).

The spelling of 12913483 in words is "twelve million, nine hundred thirteen thousand, four hundred eighty-three".

Divisors: 1 11 19 41 121 137 209 451 779 1507 2299 2603 4961 5617 8569 16577 28633 61787 94259 106723 314963 679657 1173953 12913483