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12142410 = 235767863
BaseRepresentation
bin101110010100…
…011101001010
3211211220020220
4232110131022
511102024120
61112130510
7205131420
oct56243512
924756226
1012142410
116943855
124096a36
132691a77
141881110
1510ecb40
hexb9474a

12142410 has 64 divisors (see below), whose sum is σ = 33841152. Its totient is φ = 2730816.

The previous prime is 12142399. The next prime is 12142411. The reversal of 12142410 is 1424121.

12142410 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 12142410.

It is not an unprimeable number, because it can be changed into a prime (12142411) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 13639 + ... + 14501.

It is an arithmetic number, because the mean of its divisors is an integer number (528768).

Almost surely, 212142410 is an apocalyptic number.

12142410 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 12142410, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16920576).

12142410 is an abundant number, since it is smaller than the sum of its proper divisors (21698742).

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

12142410 is a wasteful number, since it uses less digits than its factorization.

12142410 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 947.

The product of its (nonzero) digits is 64, while the sum is 15.

The square root of 12142410 is about 3484.5961028504. The cubic root of 12142410 is about 229.8449490585.

Adding to 12142410 its reverse (1424121), we get a palindrome (13566531).

The spelling of 12142410 in words is "twelve million, one hundred forty-two thousand, four hundred ten".

Divisors: 1 2 3 5 6 7 10 14 15 21 30 35 42 67 70 105 134 201 210 335 402 469 670 863 938 1005 1407 1726 2010 2345 2589 2814 4315 4690 5178 6041 7035 8630 12082 12945 14070 18123 25890 30205 36246 57821 60410 90615 115642 173463 181230 289105 346926 404747 578210 809494 867315 1214241 1734630 2023735 2428482 4047470 6071205 12142410