Base | Representation |
---|---|
bin | 11100001000101010… |
… | …001000010111101010 |
3 | 2212222101111200122221 |
4 | 130020222020113222 |
5 | 443332232030010 |
6 | 21513413504254 |
7 | 2116430021224 |
oct | 341052102752 |
9 | 85871450587 |
10 | 30210033130 |
11 | 118a285a032 |
12 | 5a3134208a |
13 | 2b05a53064 |
14 | 16682bd414 |
15 | bbc2b5dda |
hex | 708a885ea |
30210033130 has 32 divisors (see below), whose sum is σ = 55660328064. Its totient is φ = 11799243456.
The previous prime is 30210033109. The next prime is 30210033131. The reversal of 30210033130 is 3133001203.
It is a super-2 number, since 2×302100331302 (a number of 22 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (30210033131) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1623459 + ... + 1641961.
It is an arithmetic number, because the mean of its divisors is an integer number (1739385252).
Almost surely, 230210033130 is an apocalyptic number.
30210033130 is a deficient number, since it is larger than the sum of its proper divisors (25450294934).
30210033130 is a wasteful number, since it uses less digits than its factorization.
30210033130 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 22350.
The product of its (nonzero) digits is 162, while the sum is 16.
Adding to 30210033130 its reverse (3133001203), we get a palindrome (33343034333).
The spelling of 30210033130 in words is "thirty billion, two hundred ten million, thirty-three thousand, one hundred thirty".
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