Base | Representation |
---|---|
bin | 1011001011111101100001… |
… | …1110110001000010111000 |
3 | 1121112212202202001001020020 |
4 | 2302333120132301002320 |
5 | 3103011123031443222 |
6 | 42054333150130440 |
7 | 2406440344043103 |
oct | 262773036610270 |
9 | 47485682031206 |
10 | 12300123312312 |
11 | 3a124a8a45500 |
12 | 1467a1a4b0a20 |
13 | 6b2b86c34c54 |
14 | 30748725d73a |
15 | 164e4b33b65c |
hex | b2fd87b10b8 |
12300123312312 has 48 divisors (see below), whose sum is σ = 33799925638920. Its totient is φ = 3727310093760.
The previous prime is 12300123312223. The next prime is 12300123312319. The reversal of 12300123312312 is 21321332100321.
It is a super-2 number, since 2×123001233123122 (a number of 27 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (24).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12300123312319) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2117786923 + ... + 2117792730.
Almost surely, 212300123312312 is an apocalyptic number.
12300123312312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
12300123312312 is an abundant number, since it is smaller than the sum of its proper divisors (21499802326608).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12300123312312 is a wasteful number, since it uses less digits than its factorization.
12300123312312 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4235579684 (or 4235579669 counting only the distinct ones).
The product of its (nonzero) digits is 1296, while the sum is 24.
Adding to 12300123312312 its reverse (21321332100321), we get a palindrome (33621455412633).
The spelling of 12300123312312 in words is "twelve trillion, three hundred billion, one hundred twenty-three million, three hundred twelve thousand, three hundred twelve".
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