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34392557 = 311110587
BaseRepresentation
bin1000001100110…
…0100111101101
32101201022201102
42003030213231
532301030212
63225052445
7565221563
oct203144755
971638642
1034392557
1118460701
12b627125
137182434
1447d3a33
1530455c2
hex20cc9ed

34392557 has 4 divisors (see below), whose sum is σ = 34503456. Its totient is φ = 34281660.

The previous prime is 34392541. The next prime is 34392569. The reversal of 34392557 is 75529343.

34392557 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 a cyclic number.

It is not a de Polignac number, because 34392557 - 24 = 34392541 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 34392557.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34392587) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54983 + ... + 55604.

It is an arithmetic number, because the mean of its divisors is an integer number (8625864).

Almost surely, 234392557 is an apocalyptic number.

It is an amenable number.

34392557 is a deficient number, since it is larger than the sum of its proper divisors (110899).

34392557 is a wasteful number, since it uses less digits than its factorization.

34392557 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110898.

The product of its digits is 113400, while the sum is 38.

The square root of 34392557 is about 5864.5167746371. The cubic root of 34392557 is about 325.2032086160.

The spelling of 34392557 in words is "thirty-four million, three hundred ninety-two thousand, five hundred fifty-seven".

Divisors: 1 311 110587 34392557