Base | Representation |
---|---|
bin | 10111001100101110111101… |
… | …000100101000000100101100 |
3 | 111101020222120111200020121100 |
4 | 113030232331010220010230 |
5 | 101333130141234114040 |
6 | 1000555553512403100 |
7 | 30330301331256513 |
oct | 2714567504500454 |
9 | 441228514606540 |
10 | 102030120223020 |
11 | 2a567804a45360 |
12 | b53a1549a6490 |
13 | 44c1525946992 |
14 | 1b2a3d9a8367a |
15 | bbe086c22b30 |
hex | 5ccbbd12812c |
102030120223020 has 144 divisors (see below), whose sum is σ = 337630103516160. Its totient is φ = 24734343081600.
The previous prime is 102030120222977. The next prime is 102030120223091. The reversal of 102030120223020 is 20322021030201.
102030120223020 is a `hidden beast` number, since 1 + 0 + 20 + 301 + 20 + 22 + 302 + 0 = 666.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a junction number, because it is equal to n+sod(n) for n = 102030120222984 and 102030120223002.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 316121925 + ... + 316444515.
It is an arithmetic number, because the mean of its divisors is an integer number (2344653496640).
Almost surely, 2102030120223020 is an apocalyptic number.
102030120223020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
102030120223020 is an abundant number, since it is smaller than the sum of its proper divisors (235599983293140).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
102030120223020 is a wasteful number, since it uses less digits than its factorization.
102030120223020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 482356 (or 482351 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 18.
Adding to 102030120223020 its reverse (20322021030201), we get a palindrome (122352141253221).
The spelling of 102030120223020 in words is "one hundred two trillion, thirty billion, one hundred twenty million, two hundred twenty-three thousand, twenty".
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