Base | Representation |
---|---|
bin | 10001011101110001101… |
… | …011001011011011111110 |
3 | 11020201221012201121002211 |
4 | 101131301223023123332 |
5 | 124131003433120110 |
6 | 2315210552011034 |
7 | 152466102226120 |
oct | 21356153133376 |
9 | 4221835647084 |
10 | 1200203020030 |
11 | 423004352043 |
12 | 174735690a7a |
13 | 8924268b7c1 |
14 | 42139495210 |
15 | 2134793e98a |
hex | 11771acb6fe |
1200203020030 has 32 divisors (see below), whose sum is σ = 2470231927296. Its totient is φ = 411291035424.
The previous prime is 1200203020001. The next prime is 1200203020091. The reversal of 1200203020030 is 300203020021.
It is a happy number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4175394 + ... + 4453573.
It is an arithmetic number, because the mean of its divisors is an integer number (77194747728).
Almost surely, 21200203020030 is an apocalyptic number.
1200203020030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1200203020030 is an abundant number, since it is smaller than the sum of its proper divisors (1270028907266).
1200203020030 is a wasteful number, since it uses less digits than its factorization.
1200203020030 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8630968.
The product of its (nonzero) digits is 72, while the sum is 13.
Adding to 1200203020030 its reverse (300203020021), we get a palindrome (1500406040051).
Subtracting from 1200203020030 its reverse (300203020021), we obtain a palindrome (900000000009).
The spelling of 1200203020030 in words is "one trillion, two hundred billion, two hundred three million, twenty thousand, thirty".
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