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1140344340 = 223519005739
BaseRepresentation
bin100001111111000…
…0100011000010100
32221110202111100120
41003332010120110
54313412004330
6305053311540
740154524032
oct10376043024
92843674316
101140344340
11535770643
12279a955b0
13152338185
14ab641552
156a1a4c10
hex43f84614

1140344340 has 24 divisors (see below), whose sum is σ = 3192964320. Its totient is φ = 304091808.

The previous prime is 1140344339. The next prime is 1140344353. The reversal of 1140344340 is 434430411.

It is a self number, because there is not a number n which added to its sum of digits gives 1140344340.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9502810 + ... + 9502929.

It is an arithmetic number, because the mean of its divisors is an integer number (133040180).

Almost surely, 21140344340 is an apocalyptic number.

1140344340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1140344340 is an abundant number, since it is smaller than the sum of its proper divisors (2052619980).

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

1140344340 is a wasteful number, since it uses less digits than its factorization.

1140344340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19005751 (or 19005749 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

The square root of 1140344340 is about 33768.9848825812. The cubic root of 1140344340 is about 1044.7490953833.

Adding to 1140344340 its reverse (434430411), we get a palindrome (1574774751).

The spelling of 1140344340 in words is "one billion, one hundred forty million, three hundred forty-four thousand, three hundred forty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 19005739 38011478 57017217 76022956 95028695 114034434 190057390 228068868 285086085 380114780 570172170 1140344340