Search a number
-
+
10261305041 = 13789331157
BaseRepresentation
bin10011000111001111…
…10001011011010001
3222111010110022020212
421203213301123101
5132003343230131
64414115213505
7512166440141
oct114347613321
928433408225
1010261305041
11439626a399
121ba45a7295
13c76b8a740
146d4b42921
15400cc6a2b
hex2639f16d1

10261305041 has 4 divisors (see below), whose sum is σ = 11050636212. Its totient is φ = 9471973872.

The previous prime is 10261305013. The next prime is 10261305059. The reversal of 10261305041 is 14050316201.

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 3953768641 + 6307536400 = 62879^2 + 79420^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-10261305041 is a prime.

It is a super-2 number, since 2×102613050412 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10261304998 and 10261305016.

It is not an unprimeable number, because it can be changed into a prime (10261305011) 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, 394665566 + ... + 394665591.

It is an arithmetic number, because the mean of its divisors is an integer number (2762659053).

Almost surely, 210261305041 is an apocalyptic number.

It is an amenable number.

10261305041 is a deficient number, since it is larger than the sum of its proper divisors (789331171).

10261305041 is an equidigital number, since it uses as much as digits as its factorization.

10261305041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 789331170.

The product of its (nonzero) digits is 720, while the sum is 23.

The spelling of 10261305041 in words is "ten billion, two hundred sixty-one million, three hundred five thousand, forty-one".

Divisors: 1 13 789331157 10261305041