Base | Representation |
---|---|
bin | 1101110011011101011010… |
… | …01110001000101000001000 |
3 | 10222110221200210211212001122 |
4 | 12321232231032020220020 |
5 | 12434320420122411202 |
6 | 144321032512534412 |
7 | 6252052050045530 |
oct | 671565516105010 |
9 | 128427623755048 |
10 | 30355440044552 |
11 | 97437405a4397 |
12 | 34a3107551408 |
13 | 13c267608b93c |
14 | 76d2d550a4c0 |
15 | 3799347079a2 |
hex | 1b9bad388a08 |
30355440044552 has 128 divisors (see below), whose sum is σ = 66387373251840. Its totient is φ = 12742330199040.
The previous prime is 30355440044459. The next prime is 30355440044581. The reversal of 30355440044552 is 25544004455303.
It is a super-2 number, since 2×303554400445522 (a number of 28 digits) contains 22 as substring.
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, 5070222503 + ... + 5070228489.
It is an arithmetic number, because the mean of its divisors is an integer number (518651353530).
Almost surely, 230355440044552 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 30355440044552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (33193686625920).
30355440044552 is an abundant number, since it is smaller than the sum of its proper divisors (36031933207288).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30355440044552 is a wasteful number, since it uses less digits than its factorization.
30355440044552 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8671 (or 8667 counting only the distinct ones).
The product of its (nonzero) digits is 2880000, while the sum is 44.
Adding to 30355440044552 its reverse (25544004455303), we get a palindrome (55899444499855).
The spelling of 30355440044552 in words is "thirty trillion, three hundred fifty-five billion, four hundred forty million, forty-four thousand, five hundred fifty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.081 sec. • engine limits •