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12083885 = 511219707
BaseRepresentation
bin101110000110…
…001010101101
3211201220222022
4232012022231
511043141020
61110555525
7204465662
oct56061255
924656868
1012083885
116903890
124068ba5
132671238
141867a69
1510da625
hexb862ad

12083885 has 8 divisors (see below), whose sum is σ = 15818976. Its totient is φ = 8788240.

The previous prime is 12083879. The next prime is 12083921. The reversal of 12083885 is 58838021.

12083885 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 12083885 - 218 = 11821741 is a prime.

It is a super-3 number, since 3×120838853 (a number of 22 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent 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, 109799 + ... + 109908.

It is an arithmetic number, because the mean of its divisors is an integer number (1977372).

Almost surely, 212083885 is an apocalyptic number.

It is an amenable number.

12083885 is a deficient number, since it is larger than the sum of its proper divisors (3735091).

12083885 is a wasteful number, since it uses less digits than its factorization.

12083885 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 219723.

The product of its (nonzero) digits is 15360, while the sum is 35.

The square root of 12083885 is about 3476.1882860398. The cubic root of 12083885 is about 229.4750788944.

The spelling of 12083885 in words is "twelve million, eighty-three thousand, eight hundred eighty-five".

Divisors: 1 5 11 55 219707 1098535 2416777 12083885