Base | Representation |
---|---|
bin | 10111001110100101… |
… | …10110001110101101 |
3 | 1012012002021120120201 |
4 | 23213102312032231 |
5 | 201014411142310 |
6 | 5421232113501 |
7 | 621012516616 |
oct | 134722661655 |
9 | 35162246521 |
10 | 12470412205 |
11 | 531a24a299 |
12 | 2500395891 |
13 | 123975a444 |
14 | 8642b0c0d |
15 | 4cebe1e3a |
hex | 2e74b63ad |
12470412205 has 32 divisors (see below), whose sum is σ = 15743040768. Its totient is φ = 9464716800.
The previous prime is 12470412197. The next prime is 12470412301. The reversal of 12470412205 is 50221407421.
It is not a de Polignac number, because 12470412205 - 23 = 12470412197 is a prime.
It is a super-2 number, since 2×124704122052 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12842370 + ... + 12843340.
It is an arithmetic number, because the mean of its divisors is an integer number (491970024).
Almost surely, 212470412205 is an apocalyptic number.
It is an amenable number.
12470412205 is a deficient number, since it is larger than the sum of its proper divisors (3272628563).
12470412205 is a wasteful number, since it uses less digits than its factorization.
12470412205 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1797.
The product of its (nonzero) digits is 4480, while the sum is 28.
Adding to 12470412205 its reverse (50221407421), we get a palindrome (62691819626).
The spelling of 12470412205 in words is "twelve billion, four hundred seventy million, four hundred twelve thousand, two hundred five".
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