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12097869 = 37576089
BaseRepresentation
bin101110001001…
…100101001101
3211202122011020
4232021211031
511044112434
61111144353
7204554520
oct56114515
924678136
1012097869
116913343
1240750b9
132677704
14186cbb7
1510de849
hexb8994d

12097869 has 8 divisors (see below), whose sum is σ = 18434880. Its totient is φ = 6913056.

The previous prime is 12097867. The next prime is 12097871. The reversal of 12097869 is 96879021.

12097869 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (12097867) and next prime (12097871).

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

It is not a de Polignac number, because 12097869 - 21 = 12097867 is a prime.

It is a super-2 number, since 2×120978692 = 292716868682322, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 12097869.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12097867) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 288024 + ... + 288065.

It is an arithmetic number, because the mean of its divisors is an integer number (2304360).

Almost surely, 212097869 is an apocalyptic number.

It is an amenable number.

12097869 is a deficient number, since it is larger than the sum of its proper divisors (6337011).

12097869 is an equidigital number, since it uses as much as digits as its factorization.

12097869 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 576099.

The product of its (nonzero) digits is 54432, while the sum is 42.

The square root of 12097869 is about 3478.1991029842. The cubic root of 12097869 is about 229.5635643012.

The spelling of 12097869 in words is "twelve million, ninety-seven thousand, eight hundred sixty-nine".

Divisors: 1 3 7 21 576089 1728267 4032623 12097869