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10906065 = 325242357
BaseRepresentation
bin101001100110…
…100111010001
3202112002022100
4221212213101
510242443230
61025431013
7161462052
oct51464721
922462270
1010906065
116179985
12379b469
13234b0c1
14163c729
15e56660
hexa669d1

10906065 has 12 divisors (see below), whose sum is σ = 18903924. Its totient is φ = 5816544.

The previous prime is 10906043. The next prime is 10906069. The reversal of 10906065 is 56060901.

10906065 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 2663424 + 8242641 = 1632^2 + 2871^2 .

It is not a de Polignac number, because 10906065 - 29 = 10905553 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10906069) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 121134 + ... + 121223.

It is an arithmetic number, because the mean of its divisors is an integer number (1575327).

Almost surely, 210906065 is an apocalyptic number.

10906065 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

10906065 is a deficient number, since it is larger than the sum of its proper divisors (7997859).

10906065 is a wasteful number, since it uses less digits than its factorization.

10906065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 242368 (or 242365 counting only the distinct ones).

The product of its (nonzero) digits is 1620, while the sum is 27.

The square root of 10906065 is about 3302.4331938739. The cubic root of 10906065 is about 221.7631391435.

Adding to 10906065 its reverse (56060901), we get a palindrome (66966966).

The spelling of 10906065 in words is "ten million, nine hundred six thousand, sixty-five".

Divisors: 1 3 5 9 15 45 242357 727071 1211785 2181213 3635355 10906065