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28211000795 = 5171210127427
BaseRepresentation
bin11010010001100000…
…011011010111011011
32200211001222022211022
4122101200123113123
5430234004011140
620543203353055
72016044356505
oct322140332733
980731868738
1028211000795
1110a6741349a
12557398278b
1328778572a3
1415189d6d75
15b01a450b5
hex69181b5db

28211000795 has 16 divisors (see below), whose sum is σ = 35848834848. Its totient is φ = 21238694400.

The previous prime is 28211000759. The next prime is 28211000801. The reversal of 28211000795 is 59700011282.

It is not a de Polignac number, because 28211000795 - 26 = 28211000731 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1014872 + ... + 1042298.

It is an arithmetic number, because the mean of its divisors is an integer number (2240552178).

Almost surely, 228211000795 is an apocalyptic number.

28211000795 is a deficient number, since it is larger than the sum of its proper divisors (7637834053).

28211000795 is a wasteful number, since it uses less digits than its factorization.

28211000795 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39550.

The product of its (nonzero) digits is 10080, while the sum is 35.

The spelling of 28211000795 in words is "twenty-eight billion, two hundred eleven million, seven hundred ninety-five", and thus it is an aban number.

Divisors: 1 5 17 85 12101 27427 60505 137135 205717 466259 1028585 2331295 331894127 1659470635 5642200159 28211000795