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12043485 = 345131227
BaseRepresentation
bin101101111100…
…010011011101
3211122212120000
4231330103131
511040342420
61110044513
7204240126
oct55742335
924585500
1012043485
1168864a3
124049739
132658a2c
14185704d
1510cd690
hexb7c4dd

12043485 has 40 divisors (see below), whose sum is σ = 21849696. Its totient is φ = 6346080.

The previous prime is 12043477. The next prime is 12043501. The reversal of 12043485 is 58434021.

It is not a de Polignac number, because 12043485 - 23 = 12043477 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 52942 + ... + 53168.

Almost surely, 212043485 is an apocalyptic number.

12043485 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

12043485 is a deficient number, since it is larger than the sum of its proper divisors (9806211).

12043485 is a wasteful number, since it uses less digits than its factorization.

12043485 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 375 (or 366 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 27.

The square root of 12043485 is about 3470.3724583969. The cubic root of 12043485 is about 229.2190590220.

The spelling of 12043485 in words is "twelve million, forty-three thousand, four hundred eighty-five".

Divisors: 1 3 5 9 15 27 45 81 131 135 227 393 405 655 681 1135 1179 1965 2043 3405 3537 5895 6129 10215 10611 17685 18387 29737 30645 53055 89211 91935 148685 267633 446055 802899 1338165 2408697 4014495 12043485