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34324740 = 22325238291
BaseRepresentation
bin1000001011110…
…0000100000100
32101120212200200
42002330010010
532241342430
63223410500
7564520062
oct202740404
971525620
1034324740
111841475a
12b5b3a30
13715a5c8
1447b7032
153030460
hex20bc104

34324740 has 72 divisors (see below), whose sum is σ = 108658368. Its totient is φ = 8754240.

The previous prime is 34324739. The next prime is 34324747. The reversal of 34324740 is 4742343.

It is not an unprimeable number, because it can be changed into a prime (34324747) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6 + ... + 8285.

It is an arithmetic number, because the mean of its divisors is an integer number (1509144).

Almost surely, 234324740 is an apocalyptic number.

34324740 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 34324740, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (54329184).

34324740 is an abundant number, since it is smaller than the sum of its proper divisors (74333628).

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

34324740 is a wasteful number, since it uses less digits than its factorization.

34324740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8329 (or 8324 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 27.

The square root of 34324740 is about 5858.7319447130. The cubic root of 34324740 is about 324.9893172031.

The spelling of 34324740 in words is "thirty-four million, three hundred twenty-four thousand, seven hundred forty".

Divisors: 1 2 3 4 5 6 9 10 12 15 18 20 23 30 36 45 46 60 69 90 92 115 138 180 207 230 276 345 414 460 690 828 1035 1380 2070 4140 8291 16582 24873 33164 41455 49746 74619 82910 99492 124365 149238 165820 190693 248730 298476 373095 381386 497460 572079 746190 762772 953465 1144158 1492380 1716237 1906930 2288316 2860395 3432474 3813860 5720790 6864948 8581185 11441580 17162370 34324740