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10422123245 = 52084424649
BaseRepresentation
bin10011011010011010…
…01111101011101101
3222220100001201100122
421231031033223231
5132321030420440
64442102134325
7516161404652
oct115515175355
928810051318
1010422123245
1144690204a6
12202a4213a5
13ca12a6741
1470c245c29
1540ee917b5
hex26d34faed

10422123245 has 4 divisors (see below), whose sum is σ = 12506547900. Its totient is φ = 8337698592.

The previous prime is 10422123221. The next prime is 10422123253. The reversal of 10422123245 is 54232122401.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 54232122401 = 61543881207.

It can be written as a sum of positive squares in 2 ways, for example, as 8082369604 + 2339753641 = 89902^2 + 48371^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-10422123245 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1042212320 + ... + 1042212329.

It is an arithmetic number, because the mean of its divisors is an integer number (3126636975).

Almost surely, 210422123245 is an apocalyptic number.

It is an amenable number.

10422123245 is a deficient number, since it is larger than the sum of its proper divisors (2084424655).

10422123245 is an equidigital number, since it uses as much as digits as its factorization.

10422123245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2084424654.

The product of its (nonzero) digits is 3840, while the sum is 26.

Adding to 10422123245 its reverse (54232122401), we get a palindrome (64654245646).

The spelling of 10422123245 in words is "ten billion, four hundred twenty-two million, one hundred twenty-three thousand, two hundred forty-five".

Divisors: 1 5 2084424649 10422123245