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12072635 = 517142031
BaseRepresentation
bin101110000011…
…011010111011
3211201100112122
4232003122323
511042311020
61110431455
7204421121
oct56033273
924640478
1012072635
1168a6393
12406258b
132669093
141863911
1510d7125
hexb836bb

12072635 has 8 divisors (see below), whose sum is σ = 15339456. Its totient is φ = 9089920.

The previous prime is 12072617. The next prime is 12072649. The reversal of 12072635 is 53627021.

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

It is not a de Polignac number, because 12072635 - 210 = 12071611 is a prime.

It is a Duffinian number.

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, 70931 + ... + 71100.

It is an arithmetic number, because the mean of its divisors is an integer number (1917432).

Almost surely, 212072635 is an apocalyptic number.

12072635 is a deficient number, since it is larger than the sum of its proper divisors (3266821).

12072635 is a wasteful number, since it uses less digits than its factorization.

12072635 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142053.

The product of its (nonzero) digits is 2520, while the sum is 26.

The square root of 12072635 is about 3474.5697575383. The cubic root of 12072635 is about 229.4038436308.

Adding to 12072635 its reverse (53627021), we get a palindrome (65699656).

The spelling of 12072635 in words is "twelve million, seventy-two thousand, six hundred thirty-five".

Divisors: 1 5 17 85 142031 710155 2414527 12072635