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34450989 = 322950147
BaseRepresentation
bin1000001101101…
…0111000101101
32101211021212120
42003122320231
532304412424
63230223153
7565554126
oct203327055
971737776
1034450989
11184a05a1
12b654ab9
1371a2c01
14480b04d
153057a79
hex20dae2d

34450989 has 8 divisors (see below), whose sum is σ = 46136160. Its totient is φ = 22866576.

The previous prime is 34450967. The next prime is 34451003. The reversal of 34450989 is 98905443.

34450989 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 34450989 - 25 = 34450957 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 34450989.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34450189) 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 7 ways as a sum of consecutive naturals, for example, 24387 + ... + 25760.

It is an arithmetic number, because the mean of its divisors is an integer number (5767020).

Almost surely, 234450989 is an apocalyptic number.

It is an amenable number.

34450989 is a deficient number, since it is larger than the sum of its proper divisors (11685171).

34450989 is a wasteful number, since it uses less digits than its factorization.

34450989 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50379.

The product of its (nonzero) digits is 155520, while the sum is 42.

The square root of 34450989 is about 5869.4964860710. The cubic root of 34450989 is about 325.3872748234.

The spelling of 34450989 in words is "thirty-four million, four hundred fifty thousand, nine hundred eighty-nine".

Divisors: 1 3 229 687 50147 150441 11483663 34450989