Base | Representation |
---|---|
bin | 1101101111001111000110… |
… | …11101110011000010110011 |
3 | 10221222002010020012100122021 |
4 | 12313213203131303002303 |
5 | 12424431214213411201 |
6 | 144130232513052311 |
7 | 6235423631354602 |
oct | 667474335630263 |
9 | 127862106170567 |
10 | 30210321232051 |
11 | 96981418326a4 |
12 | 347ab67557097 |
13 | 13b1a89b6b80c |
14 | 76628a12da39 |
15 | 375c8e410ea1 |
hex | 1b79e37730b3 |
30210321232051 has 2 divisors, whose sum is σ = 30210321232052. Its totient is φ = 30210321232050.
The previous prime is 30210321232019. The next prime is 30210321232139. The reversal of 30210321232051 is 15023212301203.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 30210321232051 - 25 = 30210321232019 is a prime.
It is a super-2 number, since 2×302103212320512 (a number of 28 digits) contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (30210321232951) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15105160616025 + 15105160616026.
It is an arithmetic number, because the mean of its divisors is an integer number (15105160616026).
Almost surely, 230210321232051 is an apocalyptic number.
30210321232051 is a deficient number, since it is larger than the sum of its proper divisors (1).
30210321232051 is an equidigital number, since it uses as much as digits as its factorization.
30210321232051 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 2160, while the sum is 25.
Adding to 30210321232051 its reverse (15023212301203), we get a palindrome (45233533533254).
The spelling of 30210321232051 in words is "thirty trillion, two hundred ten billion, three hundred twenty-one million, two hundred thirty-two thousand, fifty-one".
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