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34885869 = 3292811427
BaseRepresentation
bin1000010100010…
…1000011101101
32102122101102020
42011011003231
532412321434
63243420353
7602345034
oct205050355
972571366
1034885869
11187682a7
12b8246b9
1372c5b35
1448c171b
1530e1849
hex21450ed

34885869 has 16 divisors (see below), whose sum is σ = 48323520. Its totient is φ = 22359680.

The previous prime is 34885861. The next prime is 34885883. The reversal of 34885869 is 96858843.

It is a cyclic number.

It is not a de Polignac number, because 34885869 - 23 = 34885861 is a prime.

It is a super-2 number, since 2×348858692 = 2434047711770322, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34885861) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23734 + ... + 25160.

It is an arithmetic number, because the mean of its divisors is an integer number (3020220).

Almost surely, 234885869 is an apocalyptic number.

It is an amenable number.

34885869 is a deficient number, since it is larger than the sum of its proper divisors (13437651).

34885869 is a wasteful number, since it uses less digits than its factorization.

34885869 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1740.

The product of its digits is 1658880, while the sum is 51.

The square root of 34885869 is about 5906.4260767405. The cubic root of 34885869 is about 326.7506913985.

The spelling of 34885869 in words is "thirty-four million, eight hundred eighty-five thousand, eight hundred sixty-nine".

Divisors: 1 3 29 87 281 843 1427 4281 8149 24447 41383 124149 400987 1202961 11628623 34885869