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34289868 = 22328110169
BaseRepresentation
bin1000001011001…
…1100011001100
32101112002212010
42002303203030
532234233433
63222541220
7564313314
oct202634314
971462763
1034289868
11183a0538
12b597810
137147782
1447a8444
153024e63
hex20b38cc

34289868 has 24 divisors (see below), whose sum is σ = 80302320. Its totient is φ = 11388160.

The previous prime is 34289839. The next prime is 34289881. The reversal of 34289868 is 86898243.

It is a happy number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 1713 + ... + 8456.

It is an arithmetic number, because the mean of its divisors is an integer number (3345930).

Almost surely, 234289868 is an apocalyptic number.

It is an amenable number.

34289868 is an abundant number, since it is smaller than the sum of its proper divisors (46012452).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

34289868 is a wasteful number, since it uses less digits than its factorization.

34289868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10457 (or 10455 counting only the distinct ones).

The product of its digits is 663552, while the sum is 48.

The square root of 34289868 is about 5855.7551178307. The cubic root of 34289868 is about 324.8792229723.

The spelling of 34289868 in words is "thirty-four million, two hundred eighty-nine thousand, eight hundred sixty-eight".

Divisors: 1 2 3 4 6 12 281 562 843 1124 1686 3372 10169 20338 30507 40676 61014 122028 2857489 5714978 8572467 11429956 17144934 34289868