Base | Representation |
---|---|
bin | 1110001000110101110010001… |
… | …0000000010111100100000000 |
3 | 11211110120211122000001201020000 |
4 | 3202031130202000113210000 |
5 | 2020400123330000000000 |
6 | 13443534413322120000 |
7 | 416361613542013563 |
oct | 34215344200274400 |
9 | 4743524560051200 |
10 | 994882500000000 |
11 | 269000331797a67 |
12 | 936baa88350000 |
13 | 3391902ba084b1 |
14 | 137967d9c384da |
15 | 7a0429c350000 |
hex | 388d722017900 |
994882500000000 has 1980 divisors, whose sum is σ = 3939914714232420. Its totient is φ = 249696000000000.
The previous prime is 994882499999951. The next prime is 994882500000019. The reversal of 994882500000000 is 5288499.
It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.
It can be written as a sum of positive squares in 22 ways, for example, as 373047283482624 + 621835216517376 = 19314432^2 + 24936624^2 .
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a junction number, because it is equal to n+sod(n) for n = 994882499999892 and 994882499999901.
It is a Saint-Exupery number, since it is equal to the product of the sides of a Pythagorean triangle: 127500 × 76500 × 102000.
It is an unprimeable number.
It is a polite number, since it can be written in 219 ways as a sum of consecutive naturals, for example, 58522499999992 + ... + 58522500000008.
It is an arithmetic number, because the mean of its divisors is an integer number (1989855916279).
Almost surely, 2994882500000000 is an apocalyptic number.
994882500000000 is a gapful number since it is divisible by the number (90) 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 994882500000000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1969957357116210).
994882500000000 is an abundant number, since it is smaller than the sum of its proper divisors (2945032214232420).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
994882500000000 is an frugal number, since it uses more digits than its factorization.
994882500000000 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 129 (or 27 counting only the distinct ones).
The product of its (nonzero) digits is 207360, while the sum is 45.
Adding to 994882500000000 its reverse (5288499), we get a palindrome (994882505288499).
The spelling of 994882500000000 in words is "nine hundred ninety-four trillion, eight hundred eighty-two billion, five hundred million", and thus it is an aban number.
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.077 sec. • engine limits •