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2042003140 = 225211673719
BaseRepresentation
bin111100110110110…
…0111111011000100
312021022101111200221
41321231213323010
513140223100030
6534343114124
7101413511632
oct17155477304
95238344627
102042003140
11958726201
1248ba42944
132670928a8
141552b0352
15be40ce7a
hex79b67ec4

2042003140 has 48 divisors (see below), whose sum is σ = 4320933120. Its totient is φ = 810593280.

The previous prime is 2042003137. The next prime is 2042003147. The reversal of 2042003140 is 413002402.

It is not an unprimeable number, because it can be changed into a prime (2042003147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2839701 + ... + 2840419.

It is an arithmetic number, because the mean of its divisors is an integer number (90019440).

Almost surely, 22042003140 is an apocalyptic number.

2042003140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2042003140 is an abundant number, since it is smaller than the sum of its proper divisors (2278929980).

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

2042003140 is a wasteful number, since it uses less digits than its factorization.

2042003140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1612 (or 1610 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 2042003140 is about 45188.5288541240. The cubic root of 2042003140 is about 1268.6801217227.

Adding to 2042003140 its reverse (413002402), we get a palindrome (2455005542).

The spelling of 2042003140 in words is "two billion, forty-two million, three thousand, one hundred forty".

Divisors: 1 2 4 5 10 20 211 422 673 719 844 1055 1346 1438 2110 2692 2876 3365 3595 4220 6730 7190 13460 14380 142003 151709 284006 303418 483887 568012 606836 710015 758545 967774 1420030 1517090 1935548 2419435 2840060 3034180 4838870 9677740 102100157 204200314 408400628 510500785 1021001570 2042003140