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10245405101 = 97105622733
BaseRepresentation
bin10011000101010110…
…00111100110101101
3222110000112111122012
421202223013212231
5131440310430401
64412350331005
7511614335501
oct114253074655
928400474565
1010245405101
11438829a548
121b9b1b9a65
13c737b15a9
146d29a4301
153ee6d58bb
hex262ac79ad

10245405101 has 4 divisors (see below), whose sum is σ = 10351027932. Its totient is φ = 10139782272.

The previous prime is 10245405083. The next prime is 10245405127. The reversal of 10245405101 is 10150454201.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 10150454201 = 15167221551.

It can be written as a sum of positive squares in 2 ways, for example, as 2268235876 + 7977169225 = 47626^2 + 89315^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-10245405101 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 (10245405161) 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, 52811270 + ... + 52811463.

It is an arithmetic number, because the mean of its divisors is an integer number (2587756983).

Almost surely, 210245405101 is an apocalyptic number.

It is an amenable number.

10245405101 is a deficient number, since it is larger than the sum of its proper divisors (105622831).

10245405101 is an equidigital number, since it uses as much as digits as its factorization.

10245405101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105622830.

The product of its (nonzero) digits is 800, while the sum is 23.

Adding to 10245405101 its reverse (10150454201), we get a palindrome (20395859302).

The spelling of 10245405101 in words is "ten billion, two hundred forty-five million, four hundred five thousand, one hundred one".

Divisors: 1 97 105622733 10245405101