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10555252523 = 27533834091
BaseRepresentation
bin10011101010010010…
…00101111100101011
31000020121120101101122
421311021011330223
5133104121040043
64503215405455
7522366110654
oct116511057453
930217511348
1010555252523
11452718a4a2
122066b2388b
13cc2a4966a
14721bbc52b
1541b9dc368
hex275245f2b

10555252523 has 4 divisors (see below), whose sum is σ = 10559089368. Its totient is φ = 10551415680.

The previous prime is 10555252469. The next prime is 10555252579. The reversal of 10555252523 is 32525255501.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 32525255501 = 89365452309.

It is a cyclic number.

It is not a de Polignac number, because 10555252523 - 212 = 10555248427 is a prime.

It is a super-2 number, since 2×105552525232 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10555252823) 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, 1914293 + ... + 1919798.

It is an arithmetic number, because the mean of its divisors is an integer number (2639772342).

Almost surely, 210555252523 is an apocalyptic number.

10555252523 is a deficient number, since it is larger than the sum of its proper divisors (3836845).

10555252523 is an equidigital number, since it uses as much as digits as its factorization.

10555252523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3836844.

The product of its (nonzero) digits is 75000, while the sum is 35.

The spelling of 10555252523 in words is "ten billion, five hundred fifty-five million, two hundred fifty-two thousand, five hundred twenty-three".

Divisors: 1 2753 3834091 10555252523