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12849020 = 2255910889
BaseRepresentation
bin110001000000…
…111101111100
3220011210112122
4301000331330
511242132040
61135222112
7214133462
oct61007574
926153478
1012849020
117286728
124377938
13287b592
1419c6832
1511dc1b5
hexc40f7c

12849020 has 24 divisors (see below), whose sum is σ = 27442800. Its totient is φ = 5052032.

The previous prime is 12849017. The next prime is 12849041. The reversal of 12849020 is 2094821.

12849020 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4265 + ... + 6624.

It is an arithmetic number, because the mean of its divisors is an integer number (1143450).

Almost surely, 212849020 is an apocalyptic number.

12849020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12849020 is an abundant number, since it is smaller than the sum of its proper divisors (14593780).

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

12849020 is a wasteful number, since it uses less digits than its factorization.

12849020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10957 (or 10955 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 26.

The square root of 12849020 is about 3584.5529707343. The cubic root of 12849020 is about 234.2196539764.

The spelling of 12849020 in words is "twelve million, eight hundred forty-nine thousand, twenty".

Divisors: 1 2 4 5 10 20 59 118 236 295 590 1180 10889 21778 43556 54445 108890 217780 642451 1284902 2569804 3212255 6424510 12849020