Base | Representation |
---|---|
bin | 1101111110111000001000… |
… | …00000010101000111001000 |
3 | 11000212110021201210020122102 |
4 | 12333130010000111013020 |
5 | 13012232331421124100 |
6 | 145221152121012532 |
7 | 6322310420162624 |
oct | 677340400250710 |
9 | 130773251706572 |
10 | 30747738067400 |
11 | 9885051602312 |
12 | 354714b324148 |
13 | 1420664b41a43 |
14 | 7842ac822184 |
15 | 384c44d73cd5 |
hex | 1bf7040151c8 |
30747738067400 has 48 divisors (see below), whose sum is σ = 71742898579140. Its totient is φ = 12255326182400.
The previous prime is 30747738067369. The next prime is 30747738067447. The reversal of 30747738067400 is 476083774703.
It can be written as a sum of positive squares in 6 ways, for example, as 6735405610756 + 24012332456644 = 2595266^2 + 4900238^2 .
It is a super-2 number, since 2×307477380674002 (a number of 28 digits) contains 22 as substring.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 273500189 + ... + 273612588.
Almost surely, 230747738067400 is an apocalyptic number.
It is an amenable number.
30747738067400 is an abundant number, since it is smaller than the sum of its proper divisors (40995160511740).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30747738067400 is a wasteful number, since it uses less digits than its factorization.
30747738067400 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 547113074 (or 547113065 counting only the distinct ones).
The product of its (nonzero) digits is 16595712, while the sum is 56.
The spelling of 30747738067400 in words is "thirty trillion, seven hundred forty-seven billion, seven hundred thirty-eight million, sixty-seven thousand, four hundred".
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