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10988061 = 371927539
BaseRepresentation
bin101001111010…
…101000011101
3202200020210020
4221322220131
510303104221
61031302353
7162253110
oct51725035
922606706
1010988061
116225547
12381a9b9
132379516
141660577
15e70ac6
hexa7aa1d

10988061 has 16 divisors (see below), whose sum is σ = 17625600. Its totient is φ = 5948208.

The previous prime is 10988051. The next prime is 10988077. The reversal of 10988061 is 16088901.

It is not a de Polignac number, because 10988061 - 211 = 10986013 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10988051) 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 15 ways as a sum of consecutive naturals, for example, 13371 + ... + 14168.

It is an arithmetic number, because the mean of its divisors is an integer number (1101600).

Almost surely, 210988061 is an apocalyptic number.

It is an amenable number.

10988061 is a deficient number, since it is larger than the sum of its proper divisors (6637539).

10988061 is a wasteful number, since it uses less digits than its factorization.

10988061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27568.

The product of its (nonzero) digits is 3456, while the sum is 33.

The square root of 10988061 is about 3314.8244297398. The cubic root of 10988061 is about 222.3175190256.

The spelling of 10988061 in words is "ten million, nine hundred eighty-eight thousand, sixty-one".

Divisors: 1 3 7 19 21 57 133 399 27539 82617 192773 523241 578319 1569723 3662687 10988061