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12350680 = 2351312357
BaseRepresentation
bin101111000111…
…010011011000
3212020110221121
4233013103120
511130210210
61120415024
7206656546
oct57072330
925213847
1012350680
116a76281
124177474
1327357c4
1418d6d96
15113e6da
hexbc74d8

12350680 has 32 divisors (see below), whose sum is σ = 28013040. Its totient is φ = 4900480.

The previous prime is 12350671. The next prime is 12350683. The reversal of 12350680 is 8605321.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12350683) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4062 + ... + 6418.

Almost surely, 212350680 is an apocalyptic number.

12350680 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12350680 is an abundant number, since it is smaller than the sum of its proper divisors (15662360).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12350680 is a wasteful number, since it uses less digits than its factorization.

12350680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2499 (or 2495 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 25.

The square root of 12350680 is about 3514.3534255962. The cubic root of 12350680 is about 231.1516279912.

The spelling of 12350680 in words is "twelve million, three hundred fifty thousand, six hundred eighty".

Divisors: 1 2 4 5 8 10 20 40 131 262 524 655 1048 1310 2357 2620 4714 5240 9428 11785 18856 23570 47140 94280 308767 617534 1235068 1543835 2470136 3087670 6175340 12350680