Base | Representation |
---|---|
bin | 1110000001111110110010… |
… | …00000111101010001100000 |
3 | 11001020122120120002021111121 |
4 | 13000333121000331101200 |
5 | 13021004243043302031 |
6 | 145342151143222024 |
7 | 6333104400122632 |
oct | 700773100752140 |
9 | 131218516067447 |
10 | 30854390994016 |
11 | 9916301386677 |
12 | 3563955147914 |
13 | 142a730a87345 |
14 | 789509294a52 |
15 | 3878d81bb011 |
hex | 1c0fd903d460 |
30854390994016 has 48 divisors (see below), whose sum is σ = 62060116156416. Its totient is φ = 15093336055936.
The previous prime is 30854390994001. The next prime is 30854390994029. The reversal of 30854390994016 is 61049909345803.
It is a super-2 number, since 2×308543909940162 (a number of 28 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 223815 + ... + 7858681.
It is an arithmetic number, because the mean of its divisors is an integer number (1292919086592).
Almost surely, 230854390994016 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 30854390994016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (31030058078208).
30854390994016 is an abundant number, since it is smaller than the sum of its proper divisors (31205725162400).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30854390994016 is a wasteful number, since it uses less digits than its factorization.
30854390994016 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7637611 (or 7637603 counting only the distinct ones).
The product of its (nonzero) digits is 25194240, while the sum is 61.
The spelling of 30854390994016 in words is "thirty trillion, eight hundred fifty-four billion, three hundred ninety million, nine hundred ninety-four thousand, sixteen".
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