Search a number
-
+
12807048 = 2332632029
BaseRepresentation
bin110000110110…
…101110001000
3220002122222010
4300312232020
511234311143
61134255520
7213600222
oct60665610
926078863
1012807048
117258141
1243575a0
132865447
1419b5412
1511cea33
hexc36b88

12807048 has 32 divisors (see below), whose sum is σ = 32155200. Its totient is φ = 4250688.

The previous prime is 12807019. The next prime is 12807049. The reversal of 12807048 is 84070821.

It is not an unprimeable number, because it can be changed into a prime (12807049) 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 7 ways as a sum of consecutive naturals, for example, 5298 + ... + 7326.

It is an arithmetic number, because the mean of its divisors is an integer number (1004850).

Almost surely, 212807048 is an apocalyptic number.

It is an amenable number.

12807048 is an abundant number, since it is smaller than the sum of its proper divisors (19348152).

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

12807048 is a wasteful number, since it uses less digits than its factorization.

12807048 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2301 (or 2297 counting only the distinct ones).

The product of its (nonzero) digits is 3584, while the sum is 30.

The square root of 12807048 is about 3578.6936163913. The cubic root of 12807048 is about 233.9643455063.

Adding to 12807048 its reverse (84070821), we get a palindrome (96877869).

The spelling of 12807048 in words is "twelve million, eight hundred seven thousand, forty-eight".

Divisors: 1 2 3 4 6 8 12 24 263 526 789 1052 1578 2029 2104 3156 4058 6087 6312 8116 12174 16232 24348 48696 533627 1067254 1600881 2134508 3201762 4269016 6403524 12807048