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34244020 = 2254141761
BaseRepresentation
bin1000001010100…
…0010110110100
32101102202222001
42002220112310
532231302040
63221545044
7564032536
oct202502664
971382861
1034244020
111836a048
12b575184
13712c945
144795856
15301659a
hex20a85b4

34244020 has 24 divisors (see below), whose sum is σ = 73668168. Its totient is φ = 13363200.

The previous prime is 34244017. The next prime is 34244027. The reversal of 34244020 is 2044243.

It can be written as a sum of positive squares in 4 ways, for example, as 4016016 + 30228004 = 2004^2 + 5498^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34244027) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20061 + ... + 21700.

It is an arithmetic number, because the mean of its divisors is an integer number (3069507).

Almost surely, 234244020 is an apocalyptic number.

It is an amenable number.

34244020 is an abundant number, since it is smaller than the sum of its proper divisors (39424148).

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

34244020 is a wasteful number, since it uses less digits than its factorization.

34244020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41811 (or 41809 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 19.

The square root of 34244020 is about 5851.8390271777. The cubic root of 34244020 is about 324.7343628236.

Adding to 34244020 its reverse (2044243), we get a palindrome (36288263).

The spelling of 34244020 in words is "thirty-four million, two hundred forty-four thousand, twenty".

Divisors: 1 2 4 5 10 20 41 82 164 205 410 820 41761 83522 167044 208805 417610 835220 1712201 3424402 6848804 8561005 17122010 34244020