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13141140 = 2235219019
BaseRepresentation
bin110010001000…
…010010010100
3220201122020220
4302020102110
511331004030
61145354340
7216461235
oct62102224
926648226
1013141140
117466151
1244989b0
13295152c
141a6108c
151248a10
hexc88494

13141140 has 24 divisors (see below), whose sum is σ = 36795360. Its totient is φ = 3504288.

The previous prime is 13141133. The next prime is 13141151. The reversal of 13141140 is 4114131.

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

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, 109450 + ... + 109569.

It is an arithmetic number, because the mean of its divisors is an integer number (1533140).

Almost surely, 213141140 is an apocalyptic number.

13141140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13141140 is an abundant number, since it is smaller than the sum of its proper divisors (23654220).

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

13141140 is a wasteful number, since it uses less digits than its factorization.

13141140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 219031 (or 219029 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 15.

The square root of 13141140 is about 3625.0710337868. The cubic root of 13141140 is about 235.9813496705.

Adding to 13141140 its reverse (4114131), we get a palindrome (17255271).

The spelling of 13141140 in words is "thirteen million, one hundred forty-one thousand, one hundred forty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 219019 438038 657057 876076 1095095 1314114 2190190 2628228 3285285 4380380 6570570 13141140