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5540288915293 = 11503662628663
BaseRepresentation
bin101000010011111001011…
…1100111110011101011101
3201121122110021000210102121
41100213302330332131131
51211233002430242133
615441101255022541
71111162344524116
oct120476274763535
921548407023377
105540288915293
111846694726370
127558b366aa51
133125a70b0b92
141522196a320d
15991b03ab02d
hex509f2f3e75d

5540288915293 has 4 divisors (see below), whose sum is σ = 6043951543968. Its totient is φ = 5036626286620.

The previous prime is 5540288915281. The next prime is 5540288915327. The reversal of 5540288915293 is 3925198820455.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 5540288915293 - 25 = 5540288915261 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 (5540288915233) 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, 251831314321 + ... + 251831314342.

It is an arithmetic number, because the mean of its divisors is an integer number (1510987885992).

Almost surely, 25540288915293 is an apocalyptic number.

It is an amenable number.

5540288915293 is a deficient number, since it is larger than the sum of its proper divisors (503662628675).

5540288915293 is a wasteful number, since it uses less digits than its factorization.

5540288915293 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 503662628674.

The product of its (nonzero) digits is 31104000, while the sum is 61.

The spelling of 5540288915293 in words is "five trillion, five hundred forty billion, two hundred eighty-eight million, nine hundred fifteen thousand, two hundred ninety-three".

Divisors: 1 11 503662628663 5540288915293