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22540430001 = 38099287363
BaseRepresentation
bin10100111111100000…
…111010101010110001
32011011212210111001210
4110333200322222301
5332130322230001
614204355350333
71425400331235
oct247740725261
964155714053
1022540430001
119617537751
1244508b23a9
132182ac155b
14113b85c5c5
158bdcd0dd6
hex53f83aab1

22540430001 has 8 divisors (see below), whose sum is σ = 30091059360. Its totient is φ = 15008376992.

The previous prime is 22540429969. The next prime is 22540430023. The reversal of 22540430001 is 10003404522.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 22540430001 - 25 = 22540429969 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22540430001.

It is not an unprimeable number, because it can be changed into a prime (22540430701) 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 7 ways as a sum of consecutive naturals, for example, 4641255 + ... + 4646108.

It is an arithmetic number, because the mean of its divisors is an integer number (3761382420).

Almost surely, 222540430001 is an apocalyptic number.

It is an amenable number.

22540430001 is a deficient number, since it is larger than the sum of its proper divisors (7550629359).

22540430001 is an equidigital number, since it uses as much as digits as its factorization.

22540430001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9288175.

The product of its (nonzero) digits is 960, while the sum is 21.

Adding to 22540430001 its reverse (10003404522), we get a palindrome (32543834523).

The spelling of 22540430001 in words is "twenty-two billion, five hundred forty million, four hundred thirty thousand, one".

Divisors: 1 3 809 2427 9287363 27862089 7513476667 22540430001