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2904130012 = 2271924122651
BaseRepresentation
bin1010110100011001…
…1000000111011100
321111101122002102211
42231012120013130
521421424130022
61200101330204
7131652461230
oct25506300734
97441562384
102904130012
11126033a953
12690706964
13373888834
141d79ac5c0
1511ee57e77
hexad1981dc

2904130012 has 48 divisors (see below), whose sum is σ = 6139598080. Its totient is φ = 1174176000.

The previous prime is 2904130007. The next prime is 2904130039. The reversal of 2904130012 is 2100314092.

It is a super-2 number, since 2×29041300122 = 16867942253198240288, which contains 22 as substring.

It is a congruent number.

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, 116887 + ... + 139537.

Almost surely, 22904130012 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 2904130012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3069799040).

2904130012 is an abundant number, since it is smaller than the sum of its proper divisors (3235468068).

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

2904130012 is a wasteful number, since it uses less digits than its factorization.

2904130012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22922 (or 22920 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 22.

The square root of 2904130012 is about 53889.9806272001. The cubic root of 2904130012 is about 1426.7197887121.

The spelling of 2904130012 in words is "two billion, nine hundred four million, one hundred thirty thousand, twelve".

Divisors: 1 2 4 7 14 19 28 38 76 133 241 266 482 532 964 1687 3374 4579 6748 9158 18316 22651 32053 45302 64106 90604 128212 158557 317114 430369 634228 860738 1721476 3012583 5458891 6025166 10917782 12050332 21835564 38212237 76424474 103718929 152848948 207437858 414875716 726032503 1452065006 2904130012