Base | Representation |
---|---|
bin | 11100010001000100… |
… | …000101011011010111 |
3 | 2220100012212022200112 |
4 | 130101010011123113 |
5 | 444124332221201 |
6 | 21535412233235 |
7 | 2123061464336 |
oct | 342104053327 |
9 | 86305768615 |
10 | 30351054551 |
11 | 11965419564 |
12 | 5a7060b81b |
13 | 2b2902a29c |
14 | 167cd0bd1d |
15 | bc98700bb |
hex | 7111056d7 |
30351054551 has 2 divisors, whose sum is σ = 30351054552. Its totient is φ = 30351054550.
The previous prime is 30351054529. The next prime is 30351054553. The reversal of 30351054551 is 15545015303.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 30351054551 - 210 = 30351053527 is a prime.
Together with 30351054553, it forms a pair of twin primes.
It is a Chen prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (30351054553) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15175527275 + 15175527276.
It is an arithmetic number, because the mean of its divisors is an integer number (15175527276).
Almost surely, 230351054551 is an apocalyptic number.
30351054551 is a deficient number, since it is larger than the sum of its proper divisors (1).
30351054551 is an equidigital number, since it uses as much as digits as its factorization.
30351054551 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 22500, while the sum is 32.
Adding to 30351054551 its reverse (15545015303), we get a palindrome (45896069854).
The spelling of 30351054551 in words is "thirty billion, three hundred fifty-one million, fifty-four thousand, five hundred fifty-one".
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