Base | Representation |
---|---|
bin | 111001010010100101… |
… | …0111101111011000000 |
3 | 102202120012000201110002 |
4 | 1302211022331323000 |
5 | 4003431212400000 |
6 | 132304100055132 |
7 | 11613542305511 |
oct | 1624512757300 |
9 | 382505021402 |
10 | 123030200000 |
11 | 481a4382244 |
12 | 1ba166944a8 |
13 | b7a8c13916 |
14 | 5d51970a08 |
15 | 33010128d5 |
hex | 1ca52bdec0 |
123030200000 has 84 divisors (see below), whose sum is σ = 305153531424. Its totient is φ = 49212000000.
The previous prime is 123030199997. The next prime is 123030200101. The reversal of 123030200000 is 2030321.
It is a super-2 number, since 2×1230302000002 (a number of 23 digits) contains 22 as substring.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 107576 + ... + 507575.
It is an arithmetic number, because the mean of its divisors is an integer number (3632780136).
Almost surely, 2123030200000 is an apocalyptic number.
123030200000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
123030200000 is an abundant number, since it is smaller than the sum of its proper divisors (182123331424).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
123030200000 is an frugal number, since it uses more digits than its factorization.
123030200000 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 615188 (or 615158 counting only the distinct ones).
The product of its (nonzero) digits is 36, while the sum is 11.
Adding to 123030200000 its reverse (2030321), we get a palindrome (123032230321).
The spelling of 123030200000 in words is "one hundred twenty-three billion, thirty million, two hundred thousand".
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