Base | Representation |
---|---|
bin | 1101101001011110000110… |
… | …10001110101110110010010 |
3 | 10221021010202201002210021221 |
4 | 12310233003101311312102 |
5 | 12413210002424400112 |
6 | 143455230432235254 |
7 | 6215211416033605 |
oct | 664570321656622 |
9 | 127233681083257 |
10 | 30012212731282 |
11 | 9621120740901 |
12 | 344869939bb2a |
13 | 13991a7697b72 |
14 | 75a85534233c |
15 | 370a4706ae07 |
hex | 1b4bc3475d92 |
30012212731282 has 8 divisors (see below), whose sum is σ = 45019159951500. Its totient is φ = 15005826080784.
The previous prime is 30012212731229. The next prime is 30012212731309. The reversal of 30012212731282 is 28213721221003.
It can be written as a sum of positive squares in 2 ways, for example, as 23598813495321 + 6413399235961 = 4857861^2 + 2532469^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 140008557 + ... + 140222752.
Almost surely, 230012212731282 is an apocalyptic number.
30012212731282 is a deficient number, since it is larger than the sum of its proper divisors (15006947220218).
30012212731282 is a wasteful number, since it uses less digits than its factorization.
30012212731282 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 280284860.
The product of its (nonzero) digits is 16128, while the sum is 34.
Adding to 30012212731282 its reverse (28213721221003), we get a palindrome (58225933952285).
The spelling of 30012212731282 in words is "thirty trillion, twelve billion, two hundred twelve million, seven hundred thirty-one thousand, two hundred eighty-two".
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