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534254421 = 3178084807
BaseRepresentation
bin11111110110000…
…001001101010101
31101020021221021210
4133312001031111
52043232120141
6125002532033
716145042031
oct3766011525
91336257253
10534254421
11254633288
1212ab07019
13868b969c
1450d511c1
1531d82916
hex1fd81355

534254421 has 4 divisors (see below), whose sum is σ = 712339232. Its totient is φ = 356169612.

The previous prime is 534254417. The next prime is 534254429. The reversal of 534254421 is 124452435.

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 not a de Polignac number, because 534254421 - 22 = 534254417 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (534254429) 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, 89042401 + ... + 89042406.

It is an arithmetic number, because the mean of its divisors is an integer number (178084808).

Almost surely, 2534254421 is an apocalyptic number.

It is an amenable number.

534254421 is a deficient number, since it is larger than the sum of its proper divisors (178084811).

534254421 is a wasteful number, since it uses less digits than its factorization.

534254421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 178084810.

The product of its digits is 19200, while the sum is 30.

The square root of 534254421 is about 23113.9442977610. The cubic root of 534254421 is about 811.4268510130.

The spelling of 534254421 in words is "five hundred thirty-four million, two hundred fifty-four thousand, four hundred twenty-one".

Divisors: 1 3 178084807 534254421