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8068484380 = 2251167547387
BaseRepresentation
bin1111000001110101…
…10100110100011100
3202211022021110210211
413200322310310130
5113011013000010
63412343342204
7403641662035
oct74072646434
922738243724
108068484380
1134704a3810
121692151964
139b77a0b18
14567813a8c
1532352708a
hex1e0eb4d1c

8068484380 has 48 divisors (see below), whose sum is σ = 18760081536. Its totient is φ = 2890198080.

The previous prime is 8068484363. The next prime is 8068484399. The reversal of 8068484380 is 834848608.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 258954 + ... + 288433.

It is an arithmetic number, because the mean of its divisors is an integer number (390835032).

Almost surely, 28068484380 is an apocalyptic number.

It is an amenable number.

8068484380 is an abundant number, since it is smaller than the sum of its proper divisors (10691597156).

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

8068484380 is a wasteful number, since it uses less digits than its factorization.

8068484380 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 547474 (or 547472 counting only the distinct ones).

The product of its (nonzero) digits is 1179648, while the sum is 49.

The square root of 8068484380 is about 89824.7425824310. The cubic root of 8068484380 is about 2005.6908235719.

The spelling of 8068484380 in words is "eight billion, sixty-eight million, four hundred eighty-four thousand, three hundred eighty".

Divisors: 1 2 4 5 10 11 20 22 44 55 67 110 134 220 268 335 670 737 1340 1474 2948 3685 7370 14740 547387 1094774 2189548 2736935 5473870 6021257 10947740 12042514 24085028 30106285 36674929 60212570 73349858 120425140 146699716 183374645 366749290 403424219 733498580 806848438 1613696876 2017121095 4034242190 8068484380