Base | Representation |
---|---|
bin | 1101101100101000110000… |
… | …01111010011101110101010 |
3 | 10221122112121010201012100201 |
4 | 12312110120033103232222 |
5 | 12422000313123004002 |
6 | 144021222501022414 |
7 | 6226112523154402 |
oct | 666243017235652 |
9 | 127575533635321 |
10 | 30121012313002 |
11 | 9663282219996 |
12 | 34657a20b4a0a |
13 | 13a65262850a0 |
14 | 761c16d27802 |
15 | 3737b3a94087 |
hex | 1b65183d3baa |
30121012313002 has 16 divisors (see below), whose sum is σ = 51519197531592. Its totient is φ = 13084240642560.
The previous prime is 30121012312969. The next prime is 30121012313003. The reversal of 30121012313002 is 20031321012103.
It can be written as a sum of positive squares in 4 ways, for example, as 23049130504401 + 7071881808601 = 4800951^2 + 2659301^2 .
It is not an unprimeable number, because it can be changed into a prime (30121012313003) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34073542899 + ... + 34073543782.
Almost surely, 230121012313002 is an apocalyptic number.
30121012313002 is a deficient number, since it is larger than the sum of its proper divisors (21398185218590).
30121012313002 is a wasteful number, since it uses less digits than its factorization.
30121012313002 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 68147086713.
The product of its (nonzero) digits is 216, while the sum is 19.
Adding to 30121012313002 its reverse (20031321012103), we get a palindrome (50152333325105).
The spelling of 30121012313002 in words is "thirty trillion, one hundred twenty-one billion, twelve million, three hundred thirteen thousand, two".
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