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12941020 = 2251374723
BaseRepresentation
bin110001010111…
…011011011100
3220100110202001
4301113123130
511303103040
61141212044
7214665631
oct61273334
926313661
1012941020
117339864
124401024
1328b1411
141a0c188
15120959a
hexc576dc

12941020 has 24 divisors (see below), whose sum is σ = 27380304. Its totient is φ = 5137536.

The previous prime is 12941011. The next prime is 12941041. The reversal of 12941020 is 2014921.

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, 379 + ... + 5101.

It is an arithmetic number, because the mean of its divisors is an integer number (1140846).

Almost surely, 212941020 is an apocalyptic number.

12941020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12941020 is an abundant number, since it is smaller than the sum of its proper divisors (14439284).

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

12941020 is a wasteful number, since it uses less digits than its factorization.

12941020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4869 (or 4867 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 19.

The square root of 12941020 is about 3597.3629230313. The cubic root of 12941020 is about 234.7773354912. Note that the first 3 decimals are identical.

Adding to 12941020 its reverse (2014921), we get a palindrome (14955941).

The spelling of 12941020 in words is "twelve million, nine hundred forty-one thousand, twenty".

Divisors: 1 2 4 5 10 20 137 274 548 685 1370 2740 4723 9446 18892 23615 47230 94460 647051 1294102 2588204 3235255 6470510 12941020