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22826100881 = 151151166231
BaseRepresentation
bin10101010000100010…
…101010100010010001
32011220210100001211202
4111100202222202101
5333221440212011
614253002320545
71435436441033
oct252042524221
964823301752
1022826100881
119753814491
1245104b9155
1321ca04318c
141167781c53
158d8e0e23b
hex5508aa891

22826100881 has 4 divisors (see below), whose sum is σ = 22977267264. Its totient is φ = 22674934500.

The previous prime is 22826100877. The next prime is 22826100901. The reversal of 22826100881 is 18800162822.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 22826100881 - 22 = 22826100877 is a prime.

It is a super-2 number, since 2×228261008812 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22826100181) by changing a digit.

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, 75582965 + ... + 75583266.

It is an arithmetic number, because the mean of its divisors is an integer number (5744316816).

Almost surely, 222826100881 is an apocalyptic number.

It is an amenable number.

22826100881 is a deficient number, since it is larger than the sum of its proper divisors (151166383).

22826100881 is a wasteful number, since it uses less digits than its factorization.

22826100881 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 151166382.

The product of its (nonzero) digits is 24576, while the sum is 38.

The spelling of 22826100881 in words is "twenty-two billion, eight hundred twenty-six million, one hundred thousand, eight hundred eighty-one".

Divisors: 1 151 151166231 22826100881