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10207061 = 12777993
BaseRepresentation
bin100110111011…
…111101010101
3201012120110022
4212323331111
510103111221
61002434525
7152521124
oct46737525
921176408
1010207061
115841797
123502a45
132164ba7
1414d9abb
15d694ab
hex9bbf55

10207061 has 4 divisors (see below), whose sum is σ = 10216332. Its totient is φ = 10197792.

The previous prime is 10207049. The next prime is 10207081. The reversal of 10207061 is 16070201.

It is a happy number.

10207061 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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: 16070201 = 72295743.

It can be written as a sum of positive squares in 2 ways, for example, as 3478225 + 6728836 = 1865^2 + 2594^2 .

It is a cyclic number.

It is not a de Polignac number, because 10207061 - 26 = 10206997 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 (10207081) 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, 2720 + ... + 5273.

It is an arithmetic number, because the mean of its divisors is an integer number (2554083).

Almost surely, 210207061 is an apocalyptic number.

It is an amenable number.

10207061 is a deficient number, since it is larger than the sum of its proper divisors (9271).

10207061 is an equidigital number, since it uses as much as digits as its factorization.

10207061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9270.

The product of its (nonzero) digits is 84, while the sum is 17.

The square root of 10207061 is about 3194.8491357183. The cubic root of 10207061 is about 216.9203201554.

Adding to 10207061 its reverse (16070201), we get a palindrome (26277262).

The spelling of 10207061 in words is "ten million, two hundred seven thousand, sixty-one".

Divisors: 1 1277 7993 10207061