Base | Representation |
---|---|
bin | 1101101001000010101110… |
… | …00001000101111110100010 |
3 | 10221012201211011010211210200 |
4 | 12310201113001011332202 |
5 | 12412434400420442212 |
6 | 143444355550010030 |
7 | 6214151204444226 |
oct | 664412701057642 |
9 | 127181734124720 |
10 | 29997511499682 |
11 | 9615967231a21 |
12 | 3445875aa6916 |
13 | 13979a3a0815c |
14 | 759c5ca90786 |
15 | 3704865c06dc |
hex | 1b4857045fa2 |
29997511499682 has 12 divisors (see below), whose sum is σ = 64994608249350. Its totient is φ = 9999170499888.
The previous prime is 29997511499647. The next prime is 29997511499687. The reversal of 29997511499682 is 28699411579992.
29997511499682 is a `hidden beast` number, since 2 + 9 + 9 + 9 + 7 + 511 + 4 + 9 + 96 + 8 + 2 = 666.
It can be written as a sum of positive squares in only one way, i.e., 16864418170161 + 13133093329521 = 4106631^2 + 3623961^2 .
It is a super-2 number, since 2×299975114996822 (a number of 28 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (29997511499687) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 833264208307 + ... + 833264208342.
Almost surely, 229997511499682 is an apocalyptic number.
29997511499682 is an abundant number, since it is smaller than the sum of its proper divisors (34997096749668).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
29997511499682 is a wasteful number, since it uses less digits than its factorization.
29997511499682 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1666528416657 (or 1666528416654 counting only the distinct ones).
The product of its digits is 1587237120, while the sum is 81.
The spelling of 29997511499682 in words is "twenty-nine trillion, nine hundred ninety-seven billion, five hundred eleven million, four hundred ninety-nine thousand, six hundred eighty-two".
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