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10909105115 = 52181821023
BaseRepresentation
bin10100010100011101…
…11011101111011011
31001011021101221220012
422022032323233123
5134320212330430
65002255552135
7534223602116
oct121216735733
931137357805
1010909105115
1146989a6157
12214552b64b
13104b1512ac
14756bad57d
1543cad7695
hex28a3bbbdb

10909105115 has 4 divisors (see below), whose sum is σ = 13090926144. Its totient is φ = 8727284088.

The previous prime is 10909105087. The next prime is 10909105121. The reversal of 10909105115 is 51150190901.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 10909105115 - 210 = 10909104091 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1090910507 + ... + 1090910516.

It is an arithmetic number, because the mean of its divisors is an integer number (3272731536).

Almost surely, 210909105115 is an apocalyptic number.

10909105115 is a deficient number, since it is larger than the sum of its proper divisors (2181821029).

10909105115 is an equidigital number, since it uses as much as digits as its factorization.

10909105115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2181821028.

The product of its (nonzero) digits is 2025, while the sum is 32.

The spelling of 10909105115 in words is "ten billion, nine hundred nine million, one hundred five thousand, one hundred fifteen".

Divisors: 1 5 2181821023 10909105115