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12308853 = 313812971
BaseRepresentation
bin101110111101…
…000101110101
3212011100120110
4232331011311
511122340403
61115453233
7206423604
oct56750565
925140513
1012308853
116a47907
124157219
13271c75b
1418c5a3b
151132103
hexbbd175

12308853 has 8 divisors (see below), whose sum is σ = 16429216. Its totient is φ = 8197200.

The previous prime is 12308843. The next prime is 12308861. The reversal of 12308853 is 35880321.

It is a happy number.

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

It is not a de Polignac number, because 12308853 - 216 = 12243317 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 12308853.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12308843) 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, 2658 + ... + 5628.

It is an arithmetic number, because the mean of its divisors is an integer number (2053652).

Almost surely, 212308853 is an apocalyptic number.

It is an amenable number.

12308853 is a deficient number, since it is larger than the sum of its proper divisors (4120363).

12308853 is a wasteful number, since it uses less digits than its factorization.

12308853 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4355.

The product of its (nonzero) digits is 5760, while the sum is 30.

The square root of 12308853 is about 3508.3974974338. The cubic root of 12308853 is about 230.8903923323.

The spelling of 12308853 in words is "twelve million, three hundred eight thousand, eight hundred fifty-three".

Divisors: 1 3 1381 2971 4143 8913 4102951 12308853