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10742011253 = 73491461697
BaseRepresentation
bin10100000000100011…
…00001010101110101
31000201121222201012122
422000101201111311
5133444423330003
64533530325325
7530124406031
oct120021412565
930647881178
1010742011253
114612649056
1220b9589845
13102264899c
1473c9151c1
1542d0cd238
hex280461575

10742011253 has 4 divisors (see below), whose sum is σ = 10743480300. Its totient is φ = 10740542208.

The previous prime is 10742011237. The next prime is 10742011261. The reversal of 10742011253 is 35211024701.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 35211024701 = 127277252163.

It can be written as a sum of positive squares in 2 ways, for example, as 9808525444 + 933485809 = 99038^2 + 30553^2 .

It is a cyclic number.

It is not a de Polignac number, because 10742011253 - 24 = 10742011237 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 (10742011223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 723500 + ... + 738197.

It is an arithmetic number, because the mean of its divisors is an integer number (2685870075).

Almost surely, 210742011253 is an apocalyptic number.

It is an amenable number.

10742011253 is a deficient number, since it is larger than the sum of its proper divisors (1469047).

10742011253 is an equidigital number, since it uses as much as digits as its factorization.

10742011253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1469046.

The product of its (nonzero) digits is 1680, while the sum is 26.

Adding to 10742011253 its reverse (35211024701), we get a palindrome (45953035954).

The spelling of 10742011253 in words is "ten billion, seven hundred forty-two million, eleven thousand, two hundred fifty-three".

Divisors: 1 7349 1461697 10742011253