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10868051 = 11719281
BaseRepresentation
bin101001011101…
…010101010011
3202110011011102
4221131111103
510240234201
61024535015
7161243165
oct51352523
922404142
1010868051
116153367
12378146b
1323369cc
14162c935
15e4a26b
hexa5d553

10868051 has 4 divisors (see below), whose sum is σ = 10878504. Its totient is φ = 10857600.

The previous prime is 10868027. The next prime is 10868059. The reversal of 10868051 is 15086801.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 15086801 = 31486671.

It is a cyclic number.

It is not a de Polignac number, because 10868051 - 214 = 10851667 is a prime.

It is a super-2 number, since 2×108680512 = 236229065077202, which contains 22 as substring.

It is a Duffinian number.

It is a plaindrome in base 13.

It is not an unprimeable number, because it can be changed into a prime (10868059) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3470 + ... + 5811.

It is an arithmetic number, because the mean of its divisors is an integer number (2719626).

Almost surely, 210868051 is an apocalyptic number.

10868051 is a deficient number, since it is larger than the sum of its proper divisors (10453).

10868051 is an equidigital number, since it uses as much as digits as its factorization.

10868051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10452.

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

The square root of 10868051 is about 3296.6727165432. The cubic root of 10868051 is about 221.5051812216.

The spelling of 10868051 in words is "ten million, eight hundred sixty-eight thousand, fifty-one".

Divisors: 1 1171 9281 10868051