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10039069 = 15496481
BaseRepresentation
bin100110010010…
…111100011101
3200220001000101
4212102330131
510032222234
6555101101
7151221265
oct46227435
920801011
1010039069
115737557
123441791
1321065a1
1414947a5
15d34814
hex992f1d

10039069 has 4 divisors (see below), whose sum is σ = 10047100. Its totient is φ = 10031040.

The previous prime is 10039039. The next prime is 10039093. The reversal of 10039069 is 96093001.

It is a happy number.

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: 96093001 = 831157747.

It can be written as a sum of positive squares in 2 ways, for example, as 6959044 + 3080025 = 2638^2 + 1755^2 .

It is a cyclic number.

It is not a de Polignac number, because 10039069 - 25 = 10039037 is a prime.

It is a super-2 number, since 2×100390692 = 201565812773522, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10039039) 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, 1692 + ... + 4789.

It is an arithmetic number, because the mean of its divisors is an integer number (2511775).

Almost surely, 210039069 is an apocalyptic number.

It is an amenable number.

10039069 is a deficient number, since it is larger than the sum of its proper divisors (8031).

10039069 is an equidigital number, since it uses as much as digits as its factorization.

10039069 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8030.

The product of its (nonzero) digits is 1458, while the sum is 28.

The square root of 10039069 is about 3168.4489896478. The cubic root of 10039069 is about 215.7236764349.

The spelling of 10039069 in words is "ten million, thirty-nine thousand, sixty-nine".

Divisors: 1 1549 6481 10039069