Search a number
-
+
34969181 = 133772701
BaseRepresentation
bin1000010101100…
…1011001011101
32102210121200212
42011121121131
532423003211
63245302205
7603142652
oct205313135
972717625
1034969181
1118814955
12b864965
137324a30
144903c29
15310b38b
hex215965d

34969181 has 8 divisors (see below), whose sum is σ = 38677464. Its totient is φ = 31406400.

The previous prime is 34969169. The next prime is 34969199. The reversal of 34969181 is 18196943.

34969181 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 6175225 + 28793956 = 2485^2 + 5366^2 .

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 34969181 - 218 = 34707037 is a prime.

It is a super-2 number, since 2×349691812 = 2445687239621522, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34969141) 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, 35870 + ... + 36831.

It is an arithmetic number, because the mean of its divisors is an integer number (4834683).

Almost surely, 234969181 is an apocalyptic number.

It is an amenable number.

34969181 is a deficient number, since it is larger than the sum of its proper divisors (3708283).

34969181 is a wasteful number, since it uses less digits than its factorization.

34969181 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72751.

The product of its digits is 46656, while the sum is 41.

The square root of 34969181 is about 5913.4745285661. The cubic root of 34969181 is about 327.0105923555.

The spelling of 34969181 in words is "thirty-four million, nine hundred sixty-nine thousand, one hundred eighty-one".

Divisors: 1 13 37 481 72701 945113 2689937 34969181