| Base | Representation |
|---|---|
| bin | 10011010000001111000… |
| … | …101100000101100000100 |
| 3 | 11200111011022202222102200 |
| 4 | 103100033011200230010 |
| 5 | 133134203333430040 |
| 6 | 2451454121434500 |
| 7 | 164406504123132 |
| oct | 23201705405404 |
| 9 | 4614138688380 |
| 10 | 1323103030020 |
| 11 | 470141192632 |
| 12 | 19451463ba30 |
| 13 | 979ca61b2c5 |
| 14 | 48077a16752 |
| 15 | 2463c2d7630 |
| hex | 1340f160b04 |
1323103030020 has 288 divisors, whose sum is σ = 4278836016000. Its totient is φ = 329981921280.
The previous prime is 1323103030019. The next prime is 1323103030021. The reversal of 1323103030020 is 200303013231.
1323103030020 is a `hidden beast` number, since 1 + 3 + 2 + 310 + 30 + 300 + 20 = 666.
It is an interprime number because it is at equal distance from previous prime (1323103030019) and next prime (1323103030021).
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 = 1323103029975 and 1323103030002.
It is not an unprimeable number, because it can be changed into a prime (1323103030021) by changing a digit.
It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 215802355 + ... + 215808485.
It is an arithmetic number, because the mean of its divisors is an integer number (14857069500).
Almost surely, 21323103030020 is an apocalyptic number.
1323103030020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 1323103030020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2139418008000).
1323103030020 is an abundant number, since it is smaller than the sum of its proper divisors (2955732985980).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1323103030020 is a wasteful number, since it uses less digits than its factorization.
1323103030020 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6963 (or 6958 counting only the distinct ones).
The product of its (nonzero) digits is 324, while the sum is 18.
Adding to 1323103030020 its reverse (200303013231), we get a palindrome (1523406043251).
The spelling of 1323103030020 in words is "one trillion, three hundred twenty-three billion, one hundred three million, thirty thousand, twenty".
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