Base | Representation |
---|---|
bin | 11101000010001100000… |
… | …001101010010011011000 |
3 | 21001201222220021110121110 |
4 | 131002030001222103120 |
5 | 230142144300233000 |
6 | 4124331053540320 |
7 | 264102156531213 |
oct | 35021401522330 |
9 | 7051886243543 |
10 | 1995214071000 |
11 | 6aa190367567 |
12 | 2828291a46a0 |
13 | 1161bcb78617 |
14 | 6c7d6dd477a |
15 | 36d77c5e850 |
hex | 1d08c06a4d8 |
1995214071000 has 128 divisors (see below), whose sum is σ = 6234695400960. Its totient is φ = 531234224000.
The previous prime is 1995214070963. The next prime is 1995214071017. The reversal of 1995214071000 is 1704125991.
It is a self number, because there is not a number n which added to its sum of digits gives 1995214071000.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1427035 + ... + 2454965.
It is an arithmetic number, because the mean of its divisors is an integer number (48708557820).
Almost surely, 21995214071000 is an apocalyptic number.
1995214071000 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 1995214071000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3117347700480).
1995214071000 is an abundant number, since it is smaller than the sum of its proper divisors (4239481329960).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1995214071000 is a wasteful number, since it uses less digits than its factorization.
1995214071000 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1028602 (or 1028588 counting only the distinct ones).
The product of its (nonzero) digits is 22680, while the sum is 39.
Adding to 1995214071000 its reverse (1704125991), we get a palindrome (1996918196991).
The spelling of 1995214071000 in words is "one trillion, nine hundred ninety-five billion, two hundred fourteen million, seventy-one thousand".
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