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10068013 = 71141803
BaseRepresentation
bin100110011010…
…000000101101
3200221111201101
4212122000231
510034134023
6555443101
7151401544
oct46320055
920844641
1010068013
11575727a
123456491
132116807
1414a115b
15d3d1ad
hex99a02d

10068013 has 4 divisors (see below), whose sum is σ = 10209888. Its totient is φ = 9926140.

The previous prime is 10067999. The next prime is 10068059. The reversal of 10068013 is 31086001.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 10068013 - 213 = 10059821 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10038013) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 70831 + ... + 70972.

It is an arithmetic number, because the mean of its divisors is an integer number (2552472).

Almost surely, 210068013 is an apocalyptic number.

It is an amenable number.

10068013 is a deficient number, since it is larger than the sum of its proper divisors (141875).

10068013 is an equidigital number, since it uses as much as digits as its factorization.

10068013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141874.

The product of its (nonzero) digits is 144, while the sum is 19.

The square root of 10068013 is about 3173.0132366569. The cubic root of 10068013 is about 215.9307977330.

The spelling of 10068013 in words is "ten million, sixty-eight thousand, thirteen".

Divisors: 1 71 141803 10068013