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12007130 = 252814273
BaseRepresentation
bin101101110011…
…011011011010
3211121000200112
4231303123122
511033212010
61105204322
7204026132
oct55633332
924530615
1012007130
116861153
1240306a2
132645315
141847ac2
1510c2a05
hexb736da

12007130 has 16 divisors (see below), whose sum is σ = 21694824. Its totient is φ = 4784640.

The previous prime is 12007123. The next prime is 12007147. The reversal of 12007130 is 3170021.

It can be written as a sum of positive squares in 4 ways, for example, as 9320809 + 2686321 = 3053^2 + 1639^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 674 + ... + 4946.

Almost surely, 212007130 is an apocalyptic number.

12007130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12007130 is a deficient number, since it is larger than the sum of its proper divisors (9687694).

12007130 is a wasteful number, since it uses less digits than its factorization.

12007130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4561.

The product of its (nonzero) digits is 42, while the sum is 14.

The square root of 12007130 is about 3465.1305891698. The cubic root of 12007130 is about 228.9881829362.

Adding to 12007130 its reverse (3170021), we get a palindrome (15177151).

The spelling of 12007130 in words is "twelve million, seven thousand, one hundred thirty".

Divisors: 1 2 5 10 281 562 1405 2810 4273 8546 21365 42730 1200713 2401426 6003565 12007130