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12282007 = 177091019
BaseRepresentation
bin101110110110…
…100010010111
3212002222202011
4232312202113
511121011012
61115125051
7206252413
oct56664227
925088664
1012282007
116a29721
124143787
13271047a
1418b9d43
1511291a7
hexbb6897

12282007 has 8 divisors (see below), whose sum is σ = 13035600. Its totient is φ = 11531904.

The previous prime is 12281987. The next prime is 12282073. The reversal of 12282007 is 70028221.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12282007 - 211 = 12279959 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12282707) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11544 + ... + 12562.

It is an arithmetic number, because the mean of its divisors is an integer number (1629450).

Almost surely, 212282007 is an apocalyptic number.

12282007 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

12282007 is a deficient number, since it is larger than the sum of its proper divisors (753593).

12282007 is a wasteful number, since it uses less digits than its factorization.

12282007 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1745.

The product of its (nonzero) digits is 448, while the sum is 22.

The square root of 12282007 is about 3504.5694457379. The cubic root of 12282007 is about 230.7224103845.

The spelling of 12282007 in words is "twelve million, two hundred eighty-two thousand, seven".

Divisors: 1 17 709 1019 12053 17323 722471 12282007