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10712203801 = 13824015677
BaseRepresentation
bin10011111100111111…
…10100001000011001
31000122112220100001221
421332133310020121
5133414311010201
64530543412041
7526313141605
oct117637641031
930575810057
1010712203801
1145a783a2a2
1220ab5b4021
131019410540
14738996505
1542a6914a1
hex27e7f4219

10712203801 has 4 divisors (see below), whose sum is σ = 11536219492. Its totient is φ = 9888188112.

The previous prime is 10712203771. The next prime is 10712203807. The reversal of 10712203801 is 10830221701.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 616777225 + 10095426576 = 24835^2 + 100476^2 .

It is a cyclic number.

It is not a de Polignac number, because 10712203801 - 27 = 10712203673 is a prime.

It is a super-2 number, since 2×107122038012 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10712203807) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 412007826 + ... + 412007851.

It is an arithmetic number, because the mean of its divisors is an integer number (2884054873).

Almost surely, 210712203801 is an apocalyptic number.

It is an amenable number.

10712203801 is a deficient number, since it is larger than the sum of its proper divisors (824015691).

10712203801 is an equidigital number, since it uses as much as digits as its factorization.

10712203801 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 824015690.

The product of its (nonzero) digits is 672, while the sum is 25.

The spelling of 10712203801 in words is "ten billion, seven hundred twelve million, two hundred three thousand, eight hundred one".

Divisors: 1 13 824015677 10712203801