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34344870 = 2357672441
BaseRepresentation
bin1000001100000…
…0111110100110
32101121220022020
42003000332212
532243013440
63224044010
7564632550
oct203007646
971556266
1034344870
111842889a
12b603606
137166811
1447c04d0
1530363d0
hex20c0fa6

34344870 has 64 divisors (see below), whose sum is σ = 95648256. Its totient is φ = 7729920.

The previous prime is 34344859. The next prime is 34344889. The reversal of 34344870 is 7844343.

It is a congruent 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 31 ways as a sum of consecutive naturals, for example, 12850 + ... + 15290.

It is an arithmetic number, because the mean of its divisors is an integer number (1494504).

Almost surely, 234344870 is an apocalyptic number.

34344870 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 34344870, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (47824128).

34344870 is an abundant number, since it is smaller than the sum of its proper divisors (61303386).

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

34344870 is a wasteful number, since it uses less digits than its factorization.

34344870 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2525.

The product of its (nonzero) digits is 32256, while the sum is 33.

The square root of 34344870 is about 5860.4496414524. The cubic root of 34344870 is about 325.0528355915.

The spelling of 34344870 in words is "thirty-four million, three hundred forty-four thousand, eight hundred seventy".

Divisors: 1 2 3 5 6 7 10 14 15 21 30 35 42 67 70 105 134 201 210 335 402 469 670 938 1005 1407 2010 2345 2441 2814 4690 4882 7035 7323 12205 14070 14646 17087 24410 34174 36615 51261 73230 85435 102522 163547 170870 256305 327094 490641 512610 817735 981282 1144829 1635470 2289658 2453205 3434487 4906410 5724145 6868974 11448290 17172435 34344870