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52271866817225 = 5211673538036849
BaseRepresentation
bin10111110001010011111100…
…00011011010101011001001
320212002010211021101101021122
423320221332003122223021
523322410240401122400
6303101210351445025
714003342405636516
oct1370517603325311
9225063737341248
1052271866817225
11157234131035a0
125a4277a526775
1323222a6406b23
14cc9d86a9c30d
15609aa0528685
hex2f8a7e0daac9

52271866817225 has 48 divisors (see below), whose sum is σ = 71968255790400. Its totient is φ = 37342410547200.

The previous prime is 52271866817213. The next prime is 52271866817257.

52271866817225 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 52271866817225 - 218 = 52271866555081 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2485601 + ... + 10522449.

It is an arithmetic number, because the mean of its divisors is an integer number (1499338662300).

Almost surely, 252271866817225 is an apocalyptic number.

52271866817225 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

52271866817225 is a deficient number, since it is larger than the sum of its proper divisors (19696388973175).

52271866817225 is a wasteful number, since it uses less digits than its factorization.

52271866817225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8037290 (or 8037285 counting only the distinct ones).

The product of its digits is 45158400, while the sum is 62.

The spelling of 52271866817225 in words is "fifty-two trillion, two hundred seventy-one billion, eight hundred sixty-six million, eight hundred seventeen thousand, two hundred twenty-five".

Divisors: 1 5 11 25 55 67 275 335 353 737 1675 1765 3685 3883 8825 18425 19415 23651 97075 118255 260161 591275 1300805 6504025 8036849 40184245 88405339 200921225 442026695 538468883 2210133475 2692344415 2837007697 5923157713 13461722075 14185038485 29615788565 31207084667 70925192425 148078942825 156035423335 190079515699 780177116675 950397578495 2090874672689 4751987892475 10454373363445 52271866817225