Base | Representation |
---|---|
bin | 1101110010001100101110… |
… | …10001000001011110110000 |
3 | 10222022210212220100201021022 |
4 | 12321012113101001132300 |
5 | 12433113211214430000 |
6 | 144245110245315012 |
7 | 6245656433023106 |
oct | 671062721013660 |
9 | 128283786321238 |
10 | 30312122030000 |
11 | 9727331717968 |
12 | 3496838405a68 |
13 | 13bb56178a575 |
14 | 76b1863d3c76 |
15 | 37874b7b0585 |
hex | 1b91974417b0 |
30312122030000 has 100 divisors (see below), whose sum is σ = 73874700066288. Its totient is φ = 12044551200000.
The previous prime is 30312122029933. The next prime is 30312122030027. The reversal of 30312122030000 is 3022121303.
It is a tau number, because it is divible by the number of its divisors (100).
It is a super-2 number, since 2×303121220300002 (a number of 28 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 8527127 + ... + 11547126.
Almost surely, 230312122030000 is an apocalyptic number.
It is an amenable number.
30312122030000 is an abundant number, since it is smaller than the sum of its proper divisors (43562578036288).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30312122030000 is a wasteful number, since it uses less digits than its factorization.
30312122030000 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 20074432 (or 20074411 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 17.
Adding to 30312122030000 its reverse (3022121303), we get a palindrome (30315144151303).
The spelling of 30312122030000 in words is "thirty trillion, three hundred twelve billion, one hundred twenty-two million, thirty thousand".
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