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12075371 = 711156823
BaseRepresentation
bin101110000100…
…000101101011
3211201111021222
4232010011223
511042402441
61110452255
7204432110
oct56040553
924644258
1012075371
1168a8450
12406408b
13266a3b9
141864907
1510d7d4b
hexb8416b

12075371 has 8 divisors (see below), whose sum is σ = 15055104. Its totient is φ = 9409320.

The previous prime is 12075331. The next prime is 12075379. The reversal of 12075371 is 17357021.

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

It is a cyclic number.

It is not a de Polignac number, because 12075371 - 218 = 11813227 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12075371.

It is not an unprimeable number, because it can be changed into a prime (12075379) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 78335 + ... + 78488.

It is an arithmetic number, because the mean of its divisors is an integer number (1881888).

Almost surely, 212075371 is an apocalyptic number.

12075371 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

12075371 is a deficient number, since it is larger than the sum of its proper divisors (2979733).

12075371 is a wasteful number, since it uses less digits than its factorization.

12075371 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156841.

The product of its (nonzero) digits is 1470, while the sum is 26.

The square root of 12075371 is about 3474.9634530452. The cubic root of 12075371 is about 229.4211721181.

The spelling of 12075371 in words is "twelve million, seventy-five thousand, three hundred seventy-one".

Divisors: 1 7 11 77 156823 1097761 1725053 12075371