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2232011140 = 225111600557
BaseRepresentation
bin1000010100001001…
…1100100110000100
312202112220220200021
42011002130212010
514032343324030
61005251424524
7106211532052
oct20502344604
95675826607
102232011140
11a45a04007
125235b5144
1329755bb68
141726111d2
15d0e4197a
hex8509c984

2232011140 has 12 divisors (see below), whose sum is σ = 4687223436. Its totient is φ = 892804448.

The previous prime is 2232011099. The next prime is 2232011161. The reversal of 2232011140 is 411102322.

It can be written as a sum of positive squares in 2 ways, for example, as 727812484 + 1504198656 = 26978^2 + 38784^2 .

It is a super-3 number, since 3×22320111403 (a number of 29 digits) contains 333 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55800259 + ... + 55800298.

It is an arithmetic number, because the mean of its divisors is an integer number (390601953).

Almost surely, 22232011140 is an apocalyptic number.

2232011140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2232011140 is an abundant number, since it is smaller than the sum of its proper divisors (2455212296).

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

2232011140 is a wasteful number, since it uses less digits than its factorization.

2232011140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111600566 (or 111600564 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 2232011140 is about 47244.1651423750. The cubic root of 2232011140 is about 1306.8691896222.

Adding to 2232011140 its reverse (411102322), we get a palindrome (2643113462).

The spelling of 2232011140 in words is "two billion, two hundred thirty-two million, eleven thousand, one hundred forty".

Divisors: 1 2 4 5 10 20 111600557 223201114 446402228 558002785 1116005570 2232011140