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10207013 = 11878599
BaseRepresentation
bin100110111011…
…111100100101
3201012120101112
4212323330211
510103111023
61002434405
7152521025
oct46737445
921176345
1010207013
115841753
123502a05
132164b6b
1414d9a85
15d69478
hex9bbf25

10207013 has 4 divisors (see below), whose sum is σ = 10216800. Its totient is φ = 10197228.

The previous prime is 10207007. The next prime is 10207049. The reversal of 10207013 is 31070201.

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, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 31070201 = 33479283.

It is a cyclic number.

It is not a de Polignac number, because 10207013 - 24 = 10206997 is a prime.

It is a super-2 number, since 2×102070132 = 208366228764338, 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 (10207003) 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, 3113 + ... + 5486.

It is an arithmetic number, because the mean of its divisors is an integer number (2554200).

Almost surely, 210207013 is an apocalyptic number.

It is an amenable number.

10207013 is a deficient number, since it is larger than the sum of its proper divisors (9787).

10207013 is an equidigital number, since it uses as much as digits as its factorization.

10207013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9786.

The product of its (nonzero) digits is 42, while the sum is 14.

The square root of 10207013 is about 3194.8416236177. The cubic root of 10207013 is about 216.9199801230.

Adding to 10207013 its reverse (31070201), we get a palindrome (41277214).

The spelling of 10207013 in words is "ten million, two hundred seven thousand, thirteen".

Divisors: 1 1187 8599 10207013