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10144075499 = 66115346559
BaseRepresentation
bin10010111001010001…
…00100111011101011
3222011221212102112222
421130220210323223
5131233340403444
64354330424255
7506244135065
oct113450447353
928157772488
1010144075499
114336080078
121b7129208b
13c587c384c
146c3348735
153e586beee
hex25ca24eeb

10144075499 has 4 divisors (see below), whose sum is σ = 10159422720. Its totient is φ = 10128728280.

The previous prime is 10144075483. The next prime is 10144075537. The reversal of 10144075499 is 99457044101.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 99457044101 = 147976721433.

It is a cyclic number.

It is not a de Polignac number, because 10144075499 - 24 = 10144075483 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10144071499) 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, 7672619 + ... + 7673940.

It is an arithmetic number, because the mean of its divisors is an integer number (2539855680).

Almost surely, 210144075499 is an apocalyptic number.

10144075499 is a deficient number, since it is larger than the sum of its proper divisors (15347221).

10144075499 is an equidigital number, since it uses as much as digits as its factorization.

10144075499 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15347220.

The product of its (nonzero) digits is 181440, while the sum is 44.

The spelling of 10144075499 in words is "ten billion, one hundred forty-four million, seventy-five thousand, four hundred ninety-nine".

Divisors: 1 661 15346559 10144075499