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34289671 = 132637667
BaseRepresentation
bin1000001011001…
…1100000000111
32101112002120211
42002303200013
532234232141
63222540251
7564312613
oct202634007
971462524
1034289671
11183a0379
12b597687
137147660
1447a8343
153024d81
hex20b3807

34289671 has 4 divisors (see below), whose sum is σ = 36927352. Its totient is φ = 31651992.

The previous prime is 34289669. The next prime is 34289701. The reversal of 34289671 is 17698243.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 17698243 = 30757649.

It is a cyclic number.

It is not a de Polignac number, because 34289671 - 21 = 34289669 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34289611) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1318821 + ... + 1318846.

It is an arithmetic number, because the mean of its divisors is an integer number (9231838).

Almost surely, 234289671 is an apocalyptic number.

34289671 is a deficient number, since it is larger than the sum of its proper divisors (2637681).

34289671 is a wasteful number, since it uses less digits than its factorization.

34289671 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2637680.

The product of its digits is 72576, while the sum is 40.

The square root of 34289671 is about 5855.7382967479. The cubic root of 34289671 is about 324.8786008125.

The spelling of 34289671 in words is "thirty-four million, two hundred eighty-nine thousand, six hundred seventy-one".

Divisors: 1 13 2637667 34289671