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534544521 = 3725454501
BaseRepresentation
bin11111110111001…
…000000010001001
31101020211200020020
4133313020002021
52043320411041
6125013051053
716150360560
oct3767100211
91336750206
10534544521
11254811235
1212b026a89
138698b744
1450dc8bd7
1531ddd866
hex1fdc8089

534544521 has 8 divisors (see below), whose sum is σ = 814544064. Its totient is φ = 305454000.

The previous prime is 534544459. The next prime is 534544553. The reversal of 534544521 is 125445435.

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

It is not a de Polignac number, because 534544521 - 26 = 534544457 is a prime.

It is a super-2 number, since 2×5345445212 = 571475689862238882, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (534544421) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12727230 + ... + 12727271.

It is an arithmetic number, because the mean of its divisors is an integer number (101818008).

Almost surely, 2534544521 is an apocalyptic number.

It is an amenable number.

534544521 is a deficient number, since it is larger than the sum of its proper divisors (279999543).

534544521 is a wasteful number, since it uses less digits than its factorization.

534544521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25454511.

The product of its digits is 48000, while the sum is 33.

The square root of 534544521 is about 23120.2188787217. The cubic root of 534544521 is about 811.5736926216.

Adding to 534544521 its reverse (125445435), we get a palindrome (659989956).

It can be divided in two parts, 53454 and 4521, that added together give a palindrome (57975).

The spelling of 534544521 in words is "five hundred thirty-four million, five hundred forty-four thousand, five hundred twenty-one".

Divisors: 1 3 7 21 25454501 76363503 178181507 534544521