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10875219827 = 43252912089
BaseRepresentation
bin10100010000011011…
…01010111101110011
31001001220122102000112
422020031222331303
5134233024013302
64555045411535
7533332562153
oct121015527563
931056572015
1010875219827
11468086168a
122136109bab
131044118a24
147524ac763
15439b42552
hex28836af73

10875219827 has 4 divisors (see below), whose sum is σ = 11128131960. Its totient is φ = 10622307696.

The previous prime is 10875219811. The next prime is 10875219841. The reversal of 10875219827 is 72891257801.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 72891257801 = 271268971431.

It is a cyclic number.

It is not a de Polignac number, because 10875219827 - 24 = 10875219811 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10875213827) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 126456002 + ... + 126456087.

It is an arithmetic number, because the mean of its divisors is an integer number (2782032990).

Almost surely, 210875219827 is an apocalyptic number.

10875219827 is a deficient number, since it is larger than the sum of its proper divisors (252912133).

10875219827 is an equidigital number, since it uses as much as digits as its factorization.

10875219827 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 252912132.

The product of its (nonzero) digits is 564480, while the sum is 50.

The spelling of 10875219827 in words is "ten billion, eight hundred seventy-five million, two hundred nineteen thousand, eight hundred twenty-seven".

Divisors: 1 43 252912089 10875219827