Base | Representation |
---|---|
bin | 11100011100011100… |
… | …101001001110010010 |
3 | 2220211112020111012211 |
4 | 130130130221032102 |
5 | 1000022230321002 |
6 | 22010353542334 |
7 | 2130601034143 |
oct | 343434511622 |
9 | 86745214184 |
10 | 30542042002 |
11 | 11a5320622a |
12 | 5b045749aa |
13 | 2b5977a304 |
14 | 169a425aca |
15 | bdb4e8dd7 |
hex | 71c729392 |
30542042002 has 32 divisors (see below), whose sum is σ = 48934540800. Its totient is φ = 14246876160.
The previous prime is 30542041997. The next prime is 30542042009. The reversal of 30542042002 is 20024024503.
It is not an unprimeable number, because it can be changed into a prime (30542042009) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1825258 + ... + 1841914.
It is an arithmetic number, because the mean of its divisors is an integer number (1529204400).
Almost surely, 230542042002 is an apocalyptic number.
30542042002 is a deficient number, since it is larger than the sum of its proper divisors (18392498798).
30542042002 is a wasteful number, since it uses less digits than its factorization.
30542042002 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 17146.
The product of its (nonzero) digits is 1920, while the sum is 22.
Adding to 30542042002 its reverse (20024024503), we get a palindrome (50566066505).
The spelling of 30542042002 in words is "thirty billion, five hundred forty-two million, forty-two thousand, two".
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