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12841283 = 7213191061
BaseRepresentation
bin110000111111…
…000101000011
3220011101221002
4300333011003
511241410113
61135122215
7214102100
oct60770503
926141832
1012841283
117280934
12437336b
132877bc0
1419c3aa7
1511d9c58
hexc3f143

12841283 has 24 divisors (see below), whose sum is σ = 16949520. Its totient is φ = 9616320.

The previous prime is 12841277. The next prime is 12841289. The reversal of 12841283 is 38214821.

12841283 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (12841277) and next prime (12841289).

It is not a de Polignac number, because 12841283 - 214 = 12824899 is a prime.

It is a hoax number, since the sum of its digits (29) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (12841289) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11573 + ... + 12633.

It is an arithmetic number, because the mean of its divisors is an integer number (706230).

Almost surely, 212841283 is an apocalyptic number.

12841283 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

12841283 is a deficient number, since it is larger than the sum of its proper divisors (4108237).

12841283 is a wasteful number, since it uses less digits than its factorization.

12841283 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1107 (or 1100 counting only the distinct ones).

The product of its digits is 3072, while the sum is 29.

The square root of 12841283 is about 3583.4735941541. The cubic root of 12841283 is about 234.1726329763.

The spelling of 12841283 in words is "twelve million, eight hundred forty-one thousand, two hundred eighty-three".

Divisors: 1 7 13 19 49 91 133 247 637 931 1061 1729 7427 12103 13793 20159 51989 96551 141113 262067 675857 987791 1834469 12841283