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20272526267 = 79772964253
BaseRepresentation
bin10010111000010101…
…100011001110111011
31221022211100001000012
4102320111203032323
5313004231320032
613151342332135
71315241426060
oct227025431673
957284301005
1020272526267
118663349044
123b1928a04b
131bb0ca6596
14da4586c67
157d9b4e6b2
hex4b85633bb

20272526267 has 8 divisors (see below), whose sum is σ = 23192323296. Its totient is φ = 17358659712.

The previous prime is 20272526237. The next prime is 20272526371. The reversal of 20272526267 is 76262527202.

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 20272526267 - 214 = 20272509883 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20272526237) 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, 1475288 + ... + 1488965.

It is an arithmetic number, because the mean of its divisors is an integer number (2899040412).

Almost surely, 220272526267 is an apocalyptic number.

20272526267 is a deficient number, since it is larger than the sum of its proper divisors (2919797029).

20272526267 is an equidigital number, since it uses as much as digits as its factorization.

20272526267 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2965237.

The product of its (nonzero) digits is 282240, while the sum is 41.

The spelling of 20272526267 in words is "twenty billion, two hundred seventy-two million, five hundred twenty-six thousand, two hundred sixty-seven".

Divisors: 1 7 977 6839 2964253 20749771 2896075181 20272526267