Base | Representation |
---|---|
bin | 11100001110001001… |
… | …011000100110000010 |
3 | 2220012210202210022021 |
4 | 130032021120212002 |
5 | 444024320042010 |
6 | 21530503232054 |
7 | 2121625463143 |
oct | 341611304602 |
9 | 86183683267 |
10 | 30302112130 |
11 | 1193a830384 |
12 | 5a5814862a |
13 | 2b1bb52384 |
14 | 167660baca |
15 | bc54038da |
hex | 70e258982 |
30302112130 has 48 divisors (see below), whose sum is σ = 56358824760. Its totient is φ = 11728901888.
The previous prime is 30302112101. The next prime is 30302112131. The reversal of 30302112130 is 3121120303.
It can be written as a sum of positive squares in 4 ways, for example, as 25191720961 + 5110391169 = 158719^2 + 71487^2 .
It is not an unprimeable number, because it can be changed into a prime (30302112131) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1958304 + ... + 1973716.
Almost surely, 230302112130 is an apocalyptic number.
30302112130 is a deficient number, since it is larger than the sum of its proper divisors (26056712630).
30302112130 is a wasteful number, since it uses less digits than its factorization.
30302112130 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15603 (or 15556 counting only the distinct ones).
The product of its (nonzero) digits is 108, while the sum is 16.
Adding to 30302112130 its reverse (3121120303), we get a palindrome (33423232433).
The spelling of 30302112130 in words is "thirty billion, three hundred two million, one hundred twelve thousand, one hundred thirty".
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