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22000203241 = 57301383941
BaseRepresentation
bin10100011111010100…
…000111010111101001
32002210020021010021021
4110133110013113221
5330024023000431
614035020412441
71406120433142
oct243724072751
962706233237
1022000203241
11936a5a5355
12431b9a7121
1320c7bc3653
1410c9bd4ac9
1588b66db11
hex51f5075e9

22000203241 has 4 divisors (see below), whose sum is σ = 22000644484. Its totient is φ = 21999762000.

The previous prime is 22000203233. The next prime is 22000203289. The reversal of 22000203241 is 14230200022.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 14230200022 = 27115100011.

It can be written as a sum of positive squares in 2 ways, for example, as 4199040000 + 17801163241 = 64800^2 + 133421^2 .

It is a cyclic number.

It is not a de Polignac number, because 22000203241 - 23 = 22000203233 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22000204241) 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 3 ways as a sum of consecutive naturals, for example, 134670 + ... + 249271.

It is an arithmetic number, because the mean of its divisors is an integer number (5500161121).

Almost surely, 222000203241 is an apocalyptic number.

It is an amenable number.

22000203241 is a deficient number, since it is larger than the sum of its proper divisors (441243).

22000203241 is an equidigital number, since it uses as much as digits as its factorization.

22000203241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 441242.

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

Adding to 22000203241 its reverse (14230200022), we get a palindrome (36230403263).

The spelling of 22000203241 in words is "twenty-two billion, two hundred three thousand, two hundred forty-one".

Divisors: 1 57301 383941 22000203241