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34481860 = 2257713469
BaseRepresentation
bin1000001110001…
…0011011000100
32101212212012221
42003202123010
532311404420
63231022124
7566043130
oct203423304
971785187
1034481860
1118511806
12b66a944
1371b3c8a
1448183c0
153061caa
hex20e26c4

34481860 has 48 divisors (see below), whose sum is σ = 83946240. Its totient is φ = 11652480.

The previous prime is 34481833. The next prime is 34481917. The reversal of 34481860 is 6818443.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8206 + ... + 11674.

It is an arithmetic number, because the mean of its divisors is an integer number (1748880).

Almost surely, 234481860 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 34481860, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (41973120).

34481860 is an abundant number, since it is smaller than the sum of its proper divisors (49464380).

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

34481860 is a wasteful number, since it uses less digits than its factorization.

34481860 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3556 (or 3554 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 34.

The square root of 34481860 is about 5872.1256798539. The cubic root of 34481860 is about 325.4844373137.

The spelling of 34481860 in words is "thirty-four million, four hundred eighty-one thousand, eight hundred sixty".

Divisors: 1 2 4 5 7 10 14 20 28 35 70 71 140 142 284 355 497 710 994 1420 1988 2485 3469 4970 6938 9940 13876 17345 24283 34690 48566 69380 97132 121415 242830 246299 485660 492598 985196 1231495 1724093 2462990 3448186 4925980 6896372 8620465 17240930 34481860