Base | Representation |
---|---|
bin | 11011001001101000… |
… | …001110111010111101 |
3 | 2210020200201001102102 |
4 | 123021220032322331 |
5 | 434201024233234 |
6 | 21220440434445 |
7 | 2051266523366 |
oct | 331150167275 |
9 | 83220631372 |
10 | 29152571069 |
11 | 113aa959146 |
12 | 5797178a25 |
13 | 299794716b |
14 | 15a7a94b6d |
15 | b59533c7e |
hex | 6c9a0eebd |
29152571069 has 2 divisors, whose sum is σ = 29152571070. Its totient is φ = 29152571068.
The previous prime is 29152571029. The next prime is 29152571081. The reversal of 29152571069 is 96017525192.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 26866488100 + 2286082969 = 163910^2 + 47813^2 .
It is a cyclic number.
It is not a de Polignac number, because 29152571069 - 212 = 29152566973 is a prime.
It is a super-2 number, since 2×291525710692 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (29152571029) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14576285534 + 14576285535.
It is an arithmetic number, because the mean of its divisors is an integer number (14576285535).
Almost surely, 229152571069 is an apocalyptic number.
It is an amenable number.
29152571069 is a deficient number, since it is larger than the sum of its proper divisors (1).
29152571069 is an equidigital number, since it uses as much as digits as its factorization.
29152571069 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 340200, while the sum is 47.
The spelling of 29152571069 in words is "twenty-nine billion, one hundred fifty-two million, five hundred seventy-one thousand, sixty-nine".
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