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23221401133 = 719174597001
BaseRepresentation
bin10101101000000110…
…100111011000101101
32012221100011101211211
4111220012213120231
5340024134314013
614400123114421
71451306436640
oct255006473055
965840141754
1023221401133
11993696a407
124600972a11
132260bca558
1411a4081a57
1590d99523d
hex5681a762d

23221401133 has 8 divisors (see below), whose sum is σ = 27935520320. Its totient is φ = 18856476000.

The previous prime is 23221401113. The next prime is 23221401149. The reversal of 23221401133 is 33110412232.

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 23221401133 - 229 = 22684530221 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23221401113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 87298368 + ... + 87298633.

It is an arithmetic number, because the mean of its divisors is an integer number (3491940040).

Almost surely, 223221401133 is an apocalyptic number.

It is an amenable number.

23221401133 is a deficient number, since it is larger than the sum of its proper divisors (4714119187).

23221401133 is a wasteful number, since it uses less digits than its factorization.

23221401133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 174597027.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 23221401133 its reverse (33110412232), we get a palindrome (56331813365).

The spelling of 23221401133 in words is "twenty-three billion, two hundred twenty-one million, four hundred one thousand, one hundred thirty-three".

Divisors: 1 7 19 133 174597001 1222179007 3317343019 23221401133