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3098387680 = 255113409419
BaseRepresentation
bin1011100010101101…
…1010010011100000
321222221011101212021
42320223122103200
522321141401210
61231241111224
7136531601143
oct27053322340
97887141767
103098387680
11134aa60583
12725788514
133a4bb21bb
142156d805a
1513202abda
hexb8ada4e0

3098387680 has 96 divisors (see below), whose sum is σ = 7420442400. Its totient is φ = 1222459392.

The previous prime is 3098387657. The next prime is 3098387681. The reversal of 3098387680 is 867838903.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3098387681) 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, 7394511 + ... + 7394929.

It is an arithmetic number, because the mean of its divisors is an integer number (77296275).

Almost surely, 23098387680 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 3098387680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3710221200).

3098387680 is an abundant number, since it is smaller than the sum of its proper divisors (4322054720).

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

3098387680 is a wasteful number, since it uses less digits than its factorization.

3098387680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 956 (or 948 counting only the distinct ones).

The product of its (nonzero) digits is 1741824, while the sum is 52.

The square root of 3098387680 is about 55663.1626841307. The cubic root of 3098387680 is about 1457.8469045301.

The spelling of 3098387680 in words is "three billion, ninety-eight million, three hundred eighty-seven thousand, six hundred eighty".

Divisors: 1 2 4 5 8 10 16 20 32 40 80 113 160 226 409 419 452 565 818 838 904 1130 1636 1676 1808 2045 2095 2260 3272 3352 3616 4090 4190 4520 6544 6704 8180 8380 9040 13088 13408 16360 16760 18080 32720 33520 46217 47347 65440 67040 92434 94694 171371 184868 189388 231085 236735 342742 369736 378776 462170 473470 685484 739472 757552 856855 924340 946940 1370968 1478944 1515104 1713710 1848680 1893880 2741936 3427420 3697360 3787760 5483872 6854840 7394720 7575520 13709680 19364923 27419360 38729846 77459692 96824615 154919384 193649230 309838768 387298460 619677536 774596920 1549193840 3098387680