Base | Representation |
---|---|
bin | 1101101100000101111100… |
… | …10001010100110010101100 |
3 | 10221120202100122111220020110 |
4 | 12312002332101110302230 |
5 | 12421144024143214040 |
6 | 144004452152420020 |
7 | 6224551424625453 |
oct | 666027621246254 |
9 | 127522318456213 |
10 | 30102323023020 |
11 | 9656361642796 |
12 | 34620470a7610 |
13 | 13a48382c5211 |
14 | 760d62b4db9a |
15 | 37306ce31980 |
hex | 1b60be454cac |
30102323023020 has 96 divisors (see below), whose sum is σ = 84380002172928. Its totient is φ = 8018384424192.
The previous prime is 30102323023009. The next prime is 30102323023021. The reversal of 30102323023020 is 2032032320103.
It is a super-2 number, since 2×301023230230202 (a number of 28 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (30102323023021) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 368647837 + ... + 368729483.
It is an arithmetic number, because the mean of its divisors is an integer number (878958355968).
Almost surely, 230102323023020 is an apocalyptic number.
30102323023020 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
It is an amenable number.
30102323023020 is an abundant number, since it is smaller than the sum of its proper divisors (54277679149908).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30102323023020 is a wasteful number, since it uses less digits than its factorization.
30102323023020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 88399 (or 88397 counting only the distinct ones).
The product of its (nonzero) digits is 1296, while the sum is 21.
Adding to 30102323023020 its reverse (2032032320103), we get a palindrome (32134355343123).
The spelling of 30102323023020 in words is "thirty trillion, one hundred two billion, three hundred twenty-three million, twenty-three thousand, twenty".
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