Base | Representation |
---|---|
bin | 11100101011010111… |
… | …100110101011011001 |
3 | 2221110222021221011002 |
4 | 130223113212223121 |
5 | 1001030322112342 |
6 | 22051255314345 |
7 | 2140030621664 |
oct | 345327465331 |
9 | 87428257132 |
10 | 30792379097 |
11 | 1207154a197 |
12 | 5b7437b9b5 |
13 | 2b995aa27c |
14 | 16c178c6db |
15 | c03497d32 |
hex | 72b5e6ad9 |
30792379097 has 2 divisors, whose sum is σ = 30792379098. Its totient is φ = 30792379096.
The previous prime is 30792379031. The next prime is 30792379171. The reversal of 30792379097 is 79097329703.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 29037523216 + 1754855881 = 170404^2 + 41891^2 .
It is a cyclic number.
It is not a de Polignac number, because 30792379097 - 212 = 30792375001 is a prime.
It is a super-2 number, since 2×307923790972 (a number of 22 digits) contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (30792373097) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15396189548 + 15396189549.
It is an arithmetic number, because the mean of its divisors is an integer number (15396189549).
Almost surely, 230792379097 is an apocalyptic number.
It is an amenable number.
30792379097 is a deficient number, since it is larger than the sum of its proper divisors (1).
30792379097 is an equidigital number, since it uses as much as digits as its factorization.
30792379097 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 4500846, while the sum is 56.
The spelling of 30792379097 in words is "thirty billion, seven hundred ninety-two million, three hundred seventy-nine thousand, ninety-seven".
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