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3031100332020 = 223357331765673
BaseRepresentation
bin101100000110111011101…
…010001001011111110100
3101201202210121000211121000
4230012323222021133310
5344130143141111040
610240245051323300
7431663330501025
oct54067352113764
911652717024530
103031100332020
11a69534131512
1240b545450530
1318caa6b60b27
14a69c5528c4c
1553ca4c6c130
hex2c1bba897f4

3031100332020 has 96 divisors (see below), whose sum is σ = 9431388570240. Its totient is φ = 808182109440.

The previous prime is 3031100332003. The next prime is 3031100332067. The reversal of 3031100332020 is 202330011303.

3031100332020 is a `hidden beast` number, since 3 + 0 + 311 + 0 + 0 + 332 + 0 + 20 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 3031100331984 and 3031100332002.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3575904 + ... + 4341576.

It is an arithmetic number, because the mean of its divisors is an integer number (98243630940).

Almost surely, 23031100332020 is an apocalyptic number.

3031100332020 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3031100332020 is an abundant number, since it is smaller than the sum of its proper divisors (6400288238220).

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

3031100332020 is a wasteful number, since it uses less digits than its factorization.

3031100332020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 773022 (or 773014 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 18.

Adding to 3031100332020 its reverse (202330011303), we get a palindrome (3233430343323).

The spelling of 3031100332020 in words is "three trillion, thirty-one billion, one hundred million, three hundred thirty-two thousand, twenty".

Divisors: 1 2 3 4 5 6 9 10 12 15 18 20 27 30 36 45 54 60 90 108 135 180 270 540 7331 14662 21993 29324 36655 43986 65979 73310 87972 109965 131958 146620 197937 219930 263916 329895 395874 439860 659790 765673 791748 989685 1319580 1531346 1979370 2297019 3062692 3828365 3958740 4594038 6891057 7656730 9188076 11485095 13782114 15313460 20673171 22970190 27564228 34455285 41346342 45940380 68910570 82692684 103365855 137821140 206731710 413463420 5613148763 11226297526 16839446289 22452595052 28065743815 33678892578 50518338867 56131487630 67357785156 84197231445 101036677734 112262975260 151555016601 168394462890 202073355468 252591694335 303110033202 336788925780 505183388670 606220066404 757775083005 1010366777340 1515550166010 3031100332020