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11080051 = 31357421
BaseRepresentation
bin101010010001…
…000101110011
3202211220222021
4222101011303
510314030201
61033252311
7163115233
oct52210563
922756867
1011080051
116288674
123864097
1323ac358
141685cc3
15e8cea1
hexa91173

11080051 has 4 divisors (see below), whose sum is σ = 11437504. Its totient is φ = 10722600.

The previous prime is 11080033. The next prime is 11080061. The reversal of 11080051 is 15008011.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 15008011 = 50329837.

It is a cyclic number.

It is not a de Polignac number, because 11080051 - 27 = 11079923 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11080061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 178680 + ... + 178741.

It is an arithmetic number, because the mean of its divisors is an integer number (2859376).

Almost surely, 211080051 is an apocalyptic number.

11080051 is a deficient number, since it is larger than the sum of its proper divisors (357453).

11080051 is an equidigital number, since it uses as much as digits as its factorization.

11080051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 357452.

The product of its (nonzero) digits is 40, while the sum is 16.

The square root of 11080051 is about 3328.6710561424. The cubic root of 11080051 is about 222.9361960278.

Adding to 11080051 its reverse (15008011), we get a palindrome (26088062).

The spelling of 11080051 in words is "eleven million, eighty thousand, fifty-one".

Divisors: 1 31 357421 11080051