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34284491 = 892271697
BaseRepresentation
bin1000001011001…
…0001111001011
32101111211110222
42002302033023
532234100431
63222500255
7564261533
oct202621713
971454428
1034284491
111839749a
12b59468b
1371451a7
1447a64c3
15302357b
hex20b23cb

34284491 has 8 divisors (see below), whose sum is σ = 34842960. Its totient is φ = 33730048.

The previous prime is 34284473. The next prime is 34284517. The reversal of 34284491 is 19448243.

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

It is a cyclic number.

It is not a de Polignac number, because 34284491 - 218 = 34022347 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (34284431) 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, 19355 + ... + 21051.

It is an arithmetic number, because the mean of its divisors is an integer number (4355370).

Almost surely, 234284491 is an apocalyptic number.

34284491 is a deficient number, since it is larger than the sum of its proper divisors (558469).

34284491 is a wasteful number, since it uses less digits than its factorization.

34284491 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2013.

The product of its digits is 27648, while the sum is 35.

The square root of 34284491 is about 5855.2959788554. The cubic root of 34284491 is about 324.8622406293.

The spelling of 34284491 in words is "thirty-four million, two hundred eighty-four thousand, four hundred ninety-one".

Divisors: 1 89 227 1697 20203 151033 385219 34284491