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539740227 = 31313839493
BaseRepresentation
bin100000001010111…
…100100001000011
31101121121122101210
4200022330201003
52101133141402
6125320301203
716242500445
oct4012744103
91347548353
10539740227
1125773a904
12130911803
1387a8a620
145197c495
15325b806c
hex202bc843

539740227 has 8 divisors (see below), whose sum is σ = 775011664. Its totient is φ = 332147808.

The previous prime is 539740219. The next prime is 539740237. The reversal of 539740227 is 722047935.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 539740227 - 23 = 539740219 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39), and also a Moran number because the ratio is a prime number: 13839493 = 539740227 / (5 + 3 + 9 + 7 + 4 + 0 + 2 + 2 + 7).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (539740217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6919708 + ... + 6919785.

It is an arithmetic number, because the mean of its divisors is an integer number (96876458).

Almost surely, 2539740227 is an apocalyptic number.

539740227 is a deficient number, since it is larger than the sum of its proper divisors (235271437).

539740227 is a wasteful number, since it uses less digits than its factorization.

539740227 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13839509.

The product of its (nonzero) digits is 105840, while the sum is 39.

The square root of 539740227 is about 23232.3099798535. The cubic root of 539740227 is about 814.1946839584.

The spelling of 539740227 in words is "five hundred thirty-nine million, seven hundred forty thousand, two hundred twenty-seven".

Divisors: 1 3 13 39 13839493 41518479 179913409 539740227