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1108006085 = 5221601217
BaseRepresentation
bin100001000001010…
…1101010011000101
32212012220112121102
41002002231103011
54232122143320
6301540225445
736312616304
oct10202552305
92765815542
101108006085
1151949340a
1226b09b285
13148724b04
14a722443b
1567418175
hex420ad4c5

1108006085 has 4 divisors (see below), whose sum is σ = 1329607308. Its totient is φ = 886404864.

The previous prime is 1108006073. The next prime is 1108006087. The reversal of 1108006085 is 5806008011.

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

It can be written as a sum of positive squares in 2 ways, for example, as 283282561 + 824723524 = 16831^2 + 28718^2 .

It is a cyclic number.

It is not a de Polignac number, because 1108006085 - 26 = 1108006021 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1108006087) 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, 110800604 + ... + 110800613.

It is an arithmetic number, because the mean of its divisors is an integer number (332401827).

Almost surely, 21108006085 is an apocalyptic number.

It is an amenable number.

1108006085 is a deficient number, since it is larger than the sum of its proper divisors (221601223).

1108006085 is an equidigital number, since it uses as much as digits as its factorization.

1108006085 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 221601222.

The product of its (nonzero) digits is 1920, while the sum is 29.

The square root of 1108006085 is about 33286.7253571150. The cubic root of 1108006085 is about 1034.7784647247.

The spelling of 1108006085 in words is "one billion, one hundred eight million, six thousand, eighty-five".

Divisors: 1 5 221601217 1108006085