Base | Representation |
---|---|
bin | 11100001110101000… |
… | …011001101100011111 |
3 | 2220020101001212220102 |
4 | 130032220121230133 |
5 | 444033410234403 |
6 | 21531353411315 |
7 | 2122054546460 |
oct | 341650315437 |
9 | 86211055812 |
10 | 30310243103 |
11 | 11944384298 |
12 | 5a5aa09b3b |
13 | 2b2073b2ba |
14 | 1677726d67 |
15 | bc5eacb88 |
hex | 70ea19b1f |
30310243103 has 8 divisors (see below), whose sum is σ = 34641882240. Its totient is φ = 25979005080.
The previous prime is 30310243099. The next prime is 30310243123. The reversal of 30310243103 is 30134201303.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 30310243103 - 22 = 30310243099 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30310243123) by changing a digit.
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 7 ways as a sum of consecutive naturals, for example, 84308 + ... + 260246.
It is an arithmetic number, because the mean of its divisors is an integer number (4330235280).
Almost surely, 230310243103 is an apocalyptic number.
30310243103 is a deficient number, since it is larger than the sum of its proper divisors (4331639137).
30310243103 is a wasteful number, since it uses less digits than its factorization.
30310243103 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 200557.
The product of its (nonzero) digits is 648, while the sum is 20.
Adding to 30310243103 its reverse (30134201303), we get a palindrome (60444444406).
The spelling of 30310243103 in words is "thirty billion, three hundred ten million, two hundred forty-three thousand, one hundred three".
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