Base | Representation |
---|---|
bin | 111001010001101110… |
… | …0110101100101010000 |
3 | 102202111011200222020211 |
4 | 1302203130311211100 |
5 | 4003401320030000 |
6 | 132301145213504 |
7 | 11613042024433 |
oct | 1624334654520 |
9 | 382434628224 |
10 | 123001330000 |
11 | 4818a05383a |
12 | 1ba08a91294 |
13 | b7a2c46093 |
14 | 5d4bbb781a |
15 | 32ed70d7ba |
hex | 1ca3735950 |
123001330000 has 50 divisors (see below), whose sum is σ = 297798544274. Its totient is φ = 49200528000.
The previous prime is 123001329989. The next prime is 123001330007. The reversal of 123001330000 is 33100321.
It can be written as a sum of positive squares in 5 ways, for example, as 34266452544 + 88734877456 = 185112^2 + 297884^2 .
It is a tau number, because it is divible by the number of its divisors (50).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (123001330007) by changing a digit.
It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 6140067 + ... + 6160066.
Almost surely, 2123001330000 is an apocalyptic number.
123001330000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
123001330000 is an abundant number, since it is smaller than the sum of its proper divisors (174797214274).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
123001330000 is an equidigital number, since it uses as much as digits as its factorization.
123001330000 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12300161 (or 12300140 counting only the distinct ones).
The product of its (nonzero) digits is 54, while the sum is 13.
Adding to 123001330000 its reverse (33100321), we get a palindrome (123034430321).
The spelling of 123001330000 in words is "one hundred twenty-three billion, one million, three hundred thirty thousand".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.075 sec. • engine limits •