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10550065 = 511171889
BaseRepresentation
bin101000001111…
…101100110001
3201211222222011
4220033230301
510200100230
61014042521
7155450131
oct50175461
921758864
1010550065
115a56469
123649441
132255056
141588ac1
15dd5e2a
hexa0fb31

10550065 has 8 divisors (see below), whose sum is σ = 12678120. Its totient is φ = 8428032.

The previous prime is 10550027. The next prime is 10550087. The reversal of 10550065 is 56005501.

10550065 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 4 ways, for example, as 7056 + 10543009 = 84^2 + 3247^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-10550065 is a prime.

It is a super-2 number, since 2×105500652 = 222607743008450, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4641 + ... + 6529.

It is an arithmetic number, because the mean of its divisors is an integer number (1584765).

Almost surely, 210550065 is an apocalyptic number.

It is an amenable number.

10550065 is a deficient number, since it is larger than the sum of its proper divisors (2128055).

10550065 is a wasteful number, since it uses less digits than its factorization.

10550065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3011.

The product of its (nonzero) digits is 750, while the sum is 22.

The square root of 10550065 is about 3248.0863596893. The cubic root of 10550065 is about 219.3234380432.

Adding to 10550065 its reverse (56005501), we get a palindrome (66555566).

The spelling of 10550065 in words is "ten million, five hundred fifty thousand, sixty-five".

Divisors: 1 5 1117 1889 5585 9445 2110013 10550065