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12667130 = 257180959
BaseRepresentation
bin110000010100…
…100011111010
3212211120000222
4300110203322
511220322010
61131300042
7212445260
oct60244372
925746028
1012667130
117172003
1242aa622
132816858
14197a430
1511a3355
hexc148fa

12667130 has 16 divisors (see below), whose sum is σ = 26058240. Its totient is φ = 4342992.

The previous prime is 12667121. The next prime is 12667141. The reversal of 12667130 is 3176621.

It is a self number, because there is not a number n which added to its sum of digits gives 12667130.

It is an unprimeable number.

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, 90410 + ... + 90549.

It is an arithmetic number, because the mean of its divisors is an integer number (1628640).

Almost surely, 212667130 is an apocalyptic number.

12667130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12667130 is an abundant number, since it is smaller than the sum of its proper divisors (13391110).

12667130 is a wasteful number, since it uses less digits than its factorization.

12667130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 180973.

The product of its (nonzero) digits is 1512, while the sum is 26.

The square root of 12667130 is about 3559.0911761291. The cubic root of 12667130 is about 233.1091974664.

The spelling of 12667130 in words is "twelve million, six hundred sixty-seven thousand, one hundred thirty".

Divisors: 1 2 5 7 10 14 35 70 180959 361918 904795 1266713 1809590 2533426 6333565 12667130