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2233321040 = 24527916513
BaseRepresentation
bin1000010100011101…
…1100011001010000
312202122101110112002
42011013130121100
514033212233130
61005335453132
7106225626026
oct20507343120
95678343462
102233321040
11a46719175
12523b271a8
132978ca152
14172872716
15d10eeb45
hex851dc650

2233321040 has 20 divisors (see below), whose sum is σ = 5192471604. Its totient is φ = 893328384.

The previous prime is 2233321033. The next prime is 2233321067. The reversal of 2233321040 is 401233322.

It can be written as a sum of positive squares in 2 ways, for example, as 482065936 + 1751255104 = 21956^2 + 41848^2 .

It is a tau number, because it is divible by the number of its divisors (20).

It is a Harshad number since it is a multiple of its sum of digits (20).

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 3 ways as a sum of consecutive naturals, for example, 13958177 + ... + 13958336.

Almost surely, 22233321040 is an apocalyptic number.

2233321040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2233321040 is an abundant number, since it is smaller than the sum of its proper divisors (2959150564).

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

2233321040 is a wasteful number, since it uses less digits than its factorization.

2233321040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27916526 (or 27916520 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 2233321040 is about 47258.0261966155. The cubic root of 2233321040 is about 1307.1247936600.

Adding to 2233321040 its reverse (401233322), we get a palindrome (2634554362).

The spelling of 2233321040 in words is "two billion, two hundred thirty-three million, three hundred twenty-one thousand, forty".

Divisors: 1 2 4 5 8 10 16 20 40 80 27916513 55833026 111666052 139582565 223332104 279165130 446664208 558330260 1116660520 2233321040