Base | Representation |
---|---|
bin | 11101000011010001000… |
… | …000000101000000000000 |
3 | 21001211222112202222101000 |
4 | 131003101000011000000 |
5 | 230202032022041333 |
6 | 4125041553012000 |
7 | 264142640633025 |
oct | 35032100050000 |
9 | 7054875688330 |
10 | 1996371283968 |
11 | 6aa7245a9816 |
12 | 282ab0854000 |
13 | 11634583b819 |
14 | 6c8a698754c |
15 | 36de4647713 |
hex | 1d0d1005000 |
1996371283968 has 208 divisors, whose sum is σ = 5997777840000. Its totient is φ = 656081879040.
The previous prime is 1996371283967. The next prime is 1996371283981. The reversal of 1996371283968 is 8693821736991.
1996371283968 is a `hidden beast` number, since 1 + 9 + 96 + 371 + 2 + 83 + 96 + 8 = 666.
It is a Harshad number since it is a multiple of its sum of digits (72).
It is a junction number, because it is equal to n+sod(n) for n = 1996371283896 and 1996371283905.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1996371283967) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7724908 + ... + 7979156.
Almost surely, 21996371283968 is an apocalyptic number.
1996371283968 is a gapful number since it is divisible by the number (18) 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 1996371283968, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2998888920000).
1996371283968 is an abundant number, since it is smaller than the sum of its proper divisors (4001406556032).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1996371283968 is an equidigital number, since it uses as much as digits as its factorization.
1996371283968 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 254353 (or 254325 counting only the distinct ones).
The product of its digits is 211631616, while the sum is 72.
The spelling of 1996371283968 in words is "one trillion, nine hundred ninety-six billion, three hundred seventy-one million, two hundred eighty-three thousand, nine hundred sixty-eight".
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