Base | Representation |
---|---|
bin | 11011100110110001000… |
… | …000101001100111000000 |
3 | 20201100121200211222212012 |
4 | 123212301000221213000 |
5 | 222040124340041300 |
6 | 4011254243552052 |
7 | 254025450423305 |
oct | 33466100514700 |
9 | 6640550758765 |
10 | 1897050315200 |
11 | 6715974a0957 |
12 | 2677b238b628 |
13 | 109b77909111 |
14 | 67b63ba30ac |
15 | 3452ed3c435 |
hex | 1b9b10299c0 |
1897050315200 has 84 divisors (see below), whose sum is σ = 4670914500672. Its totient is φ = 758334873600.
The previous prime is 1897050315197. The next prime is 1897050315211. The reversal of 1897050315200 is 25130507981.
It is a congruent number.
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 11 ways as a sum of consecutive naturals, for example, 2128880 + ... + 2885520.
It is an arithmetic number, because the mean of its divisors is an integer number (55606125008).
Almost surely, 21897050315200 is an apocalyptic number.
1897050315200 is a gapful number since it is divisible by the number (10) 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 1897050315200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2335457250336).
1897050315200 is an abundant number, since it is smaller than the sum of its proper divisors (2773864185472).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1897050315200 is a wasteful number, since it uses less digits than its factorization.
1897050315200 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 758230 (or 758215 counting only the distinct ones).
The product of its (nonzero) digits is 75600, while the sum is 41.
The spelling of 1897050315200 in words is "one trillion, eight hundred ninety-seven billion, fifty million, three hundred fifteen thousand, two hundred".
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