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34688481 = 311562827
BaseRepresentation
bin1000010001010…
…0110111100001
32102021100122120
42010110313201
532340012411
63235254453
7600563412
oct204246741
972240576
1034688481
1118642a73
12b74a429
137257039
14486d809
1530a3106
hex2114de1

34688481 has 4 divisors (see below), whose sum is σ = 46251312. Its totient is φ = 23125652.

The previous prime is 34688453. The next prime is 34688503. The reversal of 34688481 is 18488643.

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, and also an emirpimes, since its reverse is a distinct semiprime: 18488643 = 36162881.

It is a cyclic number.

It is not a de Polignac number, because 34688481 - 26 = 34688417 is a prime.

It is a super-2 number, since 2×346884812 = 2406581428174722, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (34688081) 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 3 ways as a sum of consecutive naturals, for example, 5781411 + ... + 5781416.

It is an arithmetic number, because the mean of its divisors is an integer number (11562828).

Almost surely, 234688481 is an apocalyptic number.

It is an amenable number.

34688481 is a deficient number, since it is larger than the sum of its proper divisors (11562831).

34688481 is a wasteful number, since it uses less digits than its factorization.

34688481 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11562830.

The product of its digits is 147456, while the sum is 42.

The square root of 34688481 is about 5889.6927763679. The cubic root of 34688481 is about 326.1332619142.

The spelling of 34688481 in words is "thirty-four million, six hundred eighty-eight thousand, four hundred eighty-one".

Divisors: 1 3 11562827 34688481