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6805485038700 = 2232527561650043
BaseRepresentation
bin110001100001000011010…
…0001001010110001101100
3220002121010221202010110100
41203002012201022301230
51343000113132214300
622250221402511100
71301452156242525
oct143020641126154
926077127663410
106805485038700
11219420a981987
1291ab47205490
133a49a67b22aa
1419755c7d584c
15bc05da91700
hex6308684ac6c

6805485038700 has 54 divisors (see below), whose sum is σ = 21331414774124. Its totient is φ = 1814796010080.

The previous prime is 6805485038669. The next prime is 6805485038731. The reversal of 6805485038700 is 78305845086.

6805485038700 is a `hidden beast` number, since 6 + 8 + 0 + 54 + 8 + 503 + 87 + 0 + 0 = 666.

It is an interprime number because it is at equal distance from previous prime (6805485038669) and next prime (6805485038731).

It is a super-2 number, since 2×68054850387002 (a number of 26 digits) contains 22 as substring.

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 17 ways as a sum of consecutive naturals, for example, 3780824122 + ... + 3780825921.

Almost surely, 26805485038700 is an apocalyptic number.

6805485038700 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

6805485038700 is an abundant number, since it is smaller than the sum of its proper divisors (14525929735424).

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

6805485038700 is a wasteful number, since it uses less digits than its factorization.

6805485038700 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7561650063 (or 7561650053 counting only the distinct ones).

The product of its (nonzero) digits is 6451200, while the sum is 54.

The spelling of 6805485038700 in words is "six trillion, eight hundred five billion, four hundred eighty-five million, thirty-eight thousand, seven hundred".

Divisors: 1 2 3 4 5 6 9 10 12 15 18 20 25 30 36 45 50 60 75 90 100 150 180 225 300 450 900 7561650043 15123300086 22684950129 30246600172 37808250215 45369900258 68054850387 75616500430 90739800516 113424750645 136109700774 151233000860 189041251075 226849501290 272219401548 340274251935 378082502150 453699002580 567123753225 680548503870 756165004300 1134247506450 1361097007740 1701371259675 2268495012900 3402742519350 6805485038700