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34023381 = 371620161
BaseRepresentation
bin1000000111001…
…0011111010101
32101000120022020
42001302133111
532202222011
63213123353
7562123350
oct201623725
971016266
1034023381
11182292a7
12b489559
1370833a2
144739297
152ec1006
hex20727d5

34023381 has 8 divisors (see below), whose sum is σ = 51845184. Its totient is φ = 19441920.

The previous prime is 34023377. The next prime is 34023383. The reversal of 34023381 is 18332043.

34023381 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 34023381 - 22 = 34023377 is a prime.

It is a super-2 number, since 2×340233812 = 2315180909342322, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34023383) 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, 810060 + ... + 810101.

It is an arithmetic number, because the mean of its divisors is an integer number (6480648).

Almost surely, 234023381 is an apocalyptic number.

It is an amenable number.

34023381 is a deficient number, since it is larger than the sum of its proper divisors (17821803).

34023381 is a wasteful number, since it uses less digits than its factorization.

34023381 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1620171.

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 34023381 is about 5832.9564544920. The cubic root of 34023381 is about 324.0354232722.

The spelling of 34023381 in words is "thirty-four million, twenty-three thousand, three hundred eighty-one".

Divisors: 1 3 7 21 1620161 4860483 11341127 34023381