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12674890 = 259911279
BaseRepresentation
bin110000010110…
…011101001010
3212211221200101
4300112131022
511221044030
61131400014
7212510014
oct60263512
925757611
1012674890
117177918
1242b300a
13281a247
14197d1b4
1511a57ca
hexc1674a

12674890 has 16 divisors (see below), whose sum is σ = 22855680. Its totient is φ = 5060880.

The previous prime is 12674873. The next prime is 12674891. The reversal of 12674890 is 9847621.

It is not an unprimeable number, because it can be changed into a prime (12674891) 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, 9271 + ... + 10549.

It is an arithmetic number, because the mean of its divisors is an integer number (1428480).

Almost surely, 212674890 is an apocalyptic number.

12674890 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12674890 is a deficient number, since it is larger than the sum of its proper divisors (10180790).

12674890 is a wasteful number, since it uses less digits than its factorization.

12674890 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2277.

The product of its (nonzero) digits is 24192, while the sum is 37.

The square root of 12674890 is about 3560.1811751651. The cubic root of 12674890 is about 233.1567893600.

The spelling of 12674890 in words is "twelve million, six hundred seventy-four thousand, eight hundred ninety".

Divisors: 1 2 5 10 991 1279 1982 2558 4955 6395 9910 12790 1267489 2534978 6337445 12674890