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34084180 = 22513337389
BaseRepresentation
bin1000001000000…
…1010101010100
32101010122201001
42002001111110
532211143210
63214313044
7562465534
oct202012524
971118631
1034084180
111826aa49
12b4b8784
1370a4c70
1447534c4
152ed403a
hex2081554

34084180 has 48 divisors (see below), whose sum is σ = 77510160. Its totient is φ = 12515328.

The previous prime is 34084163. The next prime is 34084187. The reversal of 34084180 is 8148043.

It can be written as a sum of positive squares in 8 ways, for example, as 8561476 + 25522704 = 2926^2 + 5052^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34084187) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 87426 + ... + 87814.

It is an arithmetic number, because the mean of its divisors is an integer number (1614795).

Almost surely, 234084180 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 34084180, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (38755080).

34084180 is an abundant number, since it is smaller than the sum of its proper divisors (43425980).

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

34084180 is a wasteful number, since it uses less digits than its factorization.

34084180 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 748 (or 746 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 28.

The square root of 34084180 is about 5838.1658078544. The cubic root of 34084180 is about 324.2283230337.

The spelling of 34084180 in words is "thirty-four million, eighty-four thousand, one hundred eighty".

Divisors: 1 2 4 5 10 13 20 26 52 65 130 260 337 389 674 778 1348 1556 1685 1945 3370 3890 4381 5057 6740 7780 8762 10114 17524 20228 21905 25285 43810 50570 87620 101140 131093 262186 524372 655465 1310930 1704209 2621860 3408418 6816836 8521045 17042090 34084180