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12095071 = 33136541
BaseRepresentation
bin101110001000…
…111001011111
3211202111022121
4232020321133
511044020241
61111123411
7204543412
oct56107137
924674277
1012095071
11691122a
124073567
132676361
14186bb79
1510ddad1
hexb88e5f

12095071 has 4 divisors (see below), whose sum is σ = 12131944. Its totient is φ = 12058200.

The previous prime is 12095003. The next prime is 12095081. The reversal of 12095071 is 17059021.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 12095071 - 29 = 12094559 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12095081) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17940 + ... + 18601.

It is an arithmetic number, because the mean of its divisors is an integer number (3032986).

Almost surely, 212095071 is an apocalyptic number.

12095071 is a deficient number, since it is larger than the sum of its proper divisors (36873).

12095071 is an equidigital number, since it uses as much as digits as its factorization.

12095071 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36872.

The product of its (nonzero) digits is 630, while the sum is 25.

The square root of 12095071 is about 3477.7968600825. The cubic root of 12095071 is about 229.5458650856.

The spelling of 12095071 in words is "twelve million, ninety-five thousand, seventy-one".

Divisors: 1 331 36541 12095071