Base | Representation |
---|---|
bin | 101111110000111010110110… |
… | …010001001111101000000000 |
3 | 1000112210111011002220001200000 |
4 | 233300322312101033220000 |
5 | 210013241133023433440 |
6 | 2022440441134400000 |
7 | 62151023106522006 |
oct | 5760726621175000 |
9 | 1015714132801600 |
10 | 210069908421120 |
11 | 60a31169879910 |
12 | 1b688b57360000 |
13 | 902a6798a9257 |
14 | 39c361b52aa76 |
15 | 1944601553730 |
hex | bf0eb644fa00 |
210069908421120 has 1920 divisors, whose sum is σ = 838439706424320. Its totient is φ = 49983938887680.
The previous prime is 210069908421119. The next prime is 210069908421143. The reversal of 210069908421120 is 21124809960012.
It is a happy number.
210069908421120 is a `hidden beast` number, since 2 + 10 + 0 + 6 + 9 + 90 + 8 + 421 + 120 = 666.
It is a tau number, because it is divible by the number of its divisors (1920).
It is a Harshad number since it is a multiple of its sum of digits (45).
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 191 ways as a sum of consecutive naturals, for example, 82737260811 + ... + 82737263349.
It is an arithmetic number, because the mean of its divisors is an integer number (436687347096).
Almost surely, 2210069908421120 is an apocalyptic number.
210069908421120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 210069908421120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (419219853212160).
210069908421120 is an abundant number, since it is smaller than the sum of its proper divisors (628369798003200).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
210069908421120 is a wasteful number, since it uses less digits than its factorization.
210069908421120 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2808 (or 2780 counting only the distinct ones).
The product of its (nonzero) digits is 124416, while the sum is 45.
The spelling of 210069908421120 in words is "two hundred ten trillion, sixty-nine billion, nine hundred eight million, four hundred twenty-one thousand, one hundred twenty".
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