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34201340 = 2254339769
BaseRepresentation
bin1000001001110…
…1111011111100
32101100121102022
42002131323330
532223420330
63221015312
7563464235
oct202357374
971317368
1034201340
111833aa78
12b554538
1371163a4
14478408c
153008ae5
hex209defc

34201340 has 24 divisors (see below), whose sum is σ = 73494960. Its totient is φ = 13362048.

The previous prime is 34201333. The next prime is 34201369. The reversal of 34201340 is 4310243.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19025 + ... + 20744.

It is an arithmetic number, because the mean of its divisors is an integer number (3062290).

Almost surely, 234201340 is an apocalyptic number.

It is an amenable number.

34201340 is an abundant number, since it is smaller than the sum of its proper divisors (39293620).

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

34201340 is a wasteful number, since it uses less digits than its factorization.

34201340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39821 (or 39819 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 34201340 is about 5848.1911733458. The cubic root of 34201340 is about 324.5993959535.

Adding to 34201340 its reverse (4310243), we get a palindrome (38511583).

The spelling of 34201340 in words is "thirty-four million, two hundred one thousand, three hundred forty".

Divisors: 1 2 4 5 10 20 43 86 172 215 430 860 39769 79538 159076 198845 397690 795380 1710067 3420134 6840268 8550335 17100670 34201340