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3003103120 = 245293493709
BaseRepresentation
bin1011001011111111…
…1011011110010000
321202021212110000111
42302333323132100
522122243244440
61213554531104
7134263645453
oct26277733620
97667773014
103003103120
11130119a906
126b9896a94
1338b22cac4
14206bb349a
151289a84ea
hexb2ffb790

3003103120 has 80 divisors (see below), whose sum is σ = 7245630000. Its totient is φ = 1156184064.

The previous prime is 3003103111. The next prime is 3003103151. The reversal of 3003103120 is 213013003.

It can be written as a sum of positive squares in 8 ways, for example, as 10575504 + 2992527616 = 3252^2 + 54704^2 .

It is a tau number, because it is divible by the number of its divisors (80).

It is a self number, because there is not a number n which added to its sum of digits gives 3003103120.

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, 807826 + ... + 811534.

It is an arithmetic number, because the mean of its divisors is an integer number (90570375).

Almost surely, 23003103120 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 3003103120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3622815000).

3003103120 is an abundant number, since it is smaller than the sum of its proper divisors (4242526880).

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

3003103120 is a wasteful number, since it uses less digits than its factorization.

3003103120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4100 (or 4094 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 13.

The square root of 3003103120 is about 54800.5759093826. The cubic root of 3003103120 is about 1442.7466737818.

Adding to 3003103120 its reverse (213013003), we get a palindrome (3216116123).

The spelling of 3003103120 in words is "three billion, three million, one hundred three thousand, one hundred twenty".

Divisors: 1 2 4 5 8 10 16 20 29 40 58 80 116 145 232 290 349 464 580 698 1160 1396 1745 2320 2792 3490 3709 5584 6980 7418 10121 13960 14836 18545 20242 27920 29672 37090 40484 50605 59344 74180 80968 101210 107561 148360 161936 202420 215122 296720 404840 430244 537805 809680 860488 1075610 1294441 1720976 2151220 2588882 4302440 5177764 6472205 8604880 10355528 12944410 20711056 25888820 37538789 51777640 75077578 103555280 150155156 187693945 300310312 375387890 600620624 750775780 1501551560 3003103120