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34585480 = 23517181281
BaseRepresentation
bin1000001111101…
…1101110001000
32102002010100201
42003323232020
532323213410
63233141544
7566654206
oct203735610
972063321
1034585480
1118582646
12b6ba8b4
13721c1a7
144844076
15308283a
hex20fbb88

34585480 has 64 divisors (see below), whose sum is σ = 83144880. Its totient is φ = 12902400.

The previous prime is 34585477. The next prime is 34585511. The reversal of 34585480 is 8458543.

It is a happy number.

34585480 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 8 ways, for example, as 11410884 + 23174596 = 3378^2 + 4814^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 122940 + ... + 123220.

Almost surely, 234585480 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 34585480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (41572440).

34585480 is an abundant number, since it is smaller than the sum of its proper divisors (48559400).

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

34585480 is a wasteful number, since it uses less digits than its factorization.

34585480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 490 (or 486 counting only the distinct ones).

The product of its (nonzero) digits is 76800, while the sum is 37.

The square root of 34585480 is about 5880.9421013984. The cubic root of 34585480 is about 325.8101445128.

The spelling of 34585480 in words is "thirty-four million, five hundred eighty-five thousand, four hundred eighty".

Divisors: 1 2 4 5 8 10 17 20 34 40 68 85 136 170 181 281 340 362 562 680 724 905 1124 1405 1448 1810 2248 2810 3077 3620 4777 5620 6154 7240 9554 11240 12308 15385 19108 23885 24616 30770 38216 47770 50861 61540 95540 101722 123080 191080 203444 254305 406888 508610 864637 1017220 1729274 2034440 3458548 4323185 6917096 8646370 17292740 34585480