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12069807 = 319375997
BaseRepresentation
bin101110000010…
…101110101111
3211201012122220
4232002232233
511042213212
61110410423
7204406641
oct56025657
924635586
1012069807
1168a4252
124060a13
1326679c9
141862891
1510d638c
hexb82baf

12069807 has 32 divisors (see below), whose sum is σ = 17875200. Its totient is φ = 7216128.

The previous prime is 12069797. The next prime is 12069823. The reversal of 12069807 is 70896021.

It is not a de Polignac number, because 12069807 - 214 = 12053423 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12069877) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 124383 + ... + 124479.

It is an arithmetic number, because the mean of its divisors is an integer number (558600).

Almost surely, 212069807 is an apocalyptic number.

12069807 is a deficient number, since it is larger than the sum of its proper divisors (5805393).

12069807 is a wasteful number, since it uses less digits than its factorization.

12069807 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 215.

The product of its (nonzero) digits is 6048, while the sum is 33.

The square root of 12069807 is about 3474.1627768428. The cubic root of 12069807 is about 229.3859297086.

The spelling of 12069807 in words is "twelve million, sixty-nine thousand, eight hundred seven".

Divisors: 1 3 19 37 57 59 97 111 177 291 703 1121 1843 2109 2183 3363 3589 5529 5723 6549 10767 17169 41477 68191 108737 124431 204573 211751 326211 635253 4023269 12069807