Base | Representation |
---|---|
bin | 11100011000001100… |
… | …000111111000011001 |
3 | 2220122112210222022122 |
4 | 130120030013320121 |
5 | 444400433233030 |
6 | 21555322431025 |
7 | 2126042563055 |
oct | 343014077031 |
9 | 86575728278 |
10 | 30470602265 |
11 | 11a16951524 |
12 | 5aa4662475 |
13 | 2b47a2638c |
14 | 1690b4ac65 |
15 | bd50d68e5 |
hex | 718307e19 |
30470602265 has 4 divisors (see below), whose sum is σ = 36564722724. Its totient is φ = 24376481808.
The previous prime is 30470602247. The next prime is 30470602291. The reversal of 30470602265 is 56220607403.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 56220607403 = 19 ⋅2958979337.
It can be written as a sum of positive squares in 2 ways, for example, as 5564712409 + 24905889856 = 74597^2 + 157816^2 .
It is a cyclic number.
It is not a de Polignac number, because 30470602265 - 216 = 30470536729 is a prime.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3047060222 + ... + 3047060231.
It is an arithmetic number, because the mean of its divisors is an integer number (9141180681).
Almost surely, 230470602265 is an apocalyptic number.
It is an amenable number.
30470602265 is a deficient number, since it is larger than the sum of its proper divisors (6094120459).
30470602265 is an equidigital number, since it uses as much as digits as its factorization.
30470602265 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6094120458.
The product of its (nonzero) digits is 60480, while the sum is 35.
The spelling of 30470602265 in words is "thirty billion, four hundred seventy million, six hundred two thousand, two hundred sixty-five".
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