Base | Representation |
---|---|
bin | 1101111110111100100111… |
… | …00001010000110101100000 |
3 | 11000212200111112102220012000 |
4 | 12333132103201100311200 |
5 | 13012302244313430103 |
6 | 145222231052004000 |
7 | 6322424165011320 |
oct | 677362341206540 |
9 | 130780445386160 |
10 | 30750145842528 |
11 | 9886077745412 |
12 | 3547701760600 |
13 | 1420959920658 |
14 | 78445a507280 |
15 | 384d36433aa3 |
hex | 1bf793850d60 |
30750145842528 has 384 divisors, whose sum is σ = 108542807654400. Its totient is φ = 8267965415424.
The previous prime is 30750145842517. The next prime is 30750145842587. The reversal of 30750145842528 is 82524854105703.
It is a happy number.
30750145842528 is a `hidden beast` number, since 3 + 0 + 7 + 5 + 0 + 1 + 4 + 584 + 2 + 52 + 8 = 666.
It is a Harshad number since it is a multiple of its sum of digits (54).
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1414634476 + ... + 1414656212.
It is an arithmetic number, because the mean of its divisors is an integer number (282663561600).
Almost surely, 230750145842528 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 30750145842528, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (54271403827200).
30750145842528 is an abundant number, since it is smaller than the sum of its proper divisors (77792661811872).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30750145842528 is a wasteful number, since it uses less digits than its factorization.
30750145842528 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 35539 (or 35525 counting only the distinct ones).
The product of its (nonzero) digits is 10752000, while the sum is 54.
The spelling of 30750145842528 in words is "thirty trillion, seven hundred fifty billion, one hundred forty-five million, eight hundred forty-two thousand, five hundred twenty-eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •