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4131140 = 2251315889
BaseRepresentation
bin1111110000100101000100
321202212212012
433300211010
52024144030
6224313352
750054066
oct17604504
97685765
104131140
112371872
121472858
13b18480
14797736
15569095
hex3f0944

4131140 has 24 divisors (see below), whose sum is σ = 9343320. Its totient is φ = 1525248.

The previous prime is 4131109. The next prime is 4131223. The reversal of 4131140 is 411314.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 2116 + 4129024 = 46^2 + 2032^2 .

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, 7685 + ... + 8204.

It is an arithmetic number, because the mean of its divisors is an integer number (389305).

Almost surely, 24131140 is an apocalyptic number.

It is an amenable number.

4131140 is an abundant number, since it is smaller than the sum of its proper divisors (5212180).

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

4131140 is a wasteful number, since it uses less digits than its factorization.

4131140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15911 (or 15909 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 4131140 is about 2032.5206026016. The cubic root of 4131140 is about 160.4562498223.

Adding to 4131140 its reverse (411314), we get a palindrome (4542454).

The spelling of 4131140 in words is "four million, one hundred thirty-one thousand, one hundred forty".

Divisors: 1 2 4 5 10 13 20 26 52 65 130 260 15889 31778 63556 79445 158890 206557 317780 413114 826228 1032785 2065570 4131140