Base | Representation |
---|---|
bin | 10010111111110001001… |
… | …110100111110101000000 |
3 | 11121210112010020102102202 |
4 | 102333301032213311000 |
5 | 132342001042423041 |
6 | 2435411440532332 |
7 | 163212402616505 |
oct | 22776116476500 |
9 | 4553463212382 |
10 | 1305422232896 |
11 | 463698900001 |
12 | 190bbb3210a8 |
13 | 96140580182 |
14 | 4727b75b4ac |
15 | 23e54e82a9b |
hex | 12ff13a7d40 |
1305422232896 has 28 divisors (see below), whose sum is σ = 2653628888820. Its totient is φ = 636791331840.
The previous prime is 1305422232889. The next prime is 1305422232931. The reversal of 1305422232896 is 6982322245031.
It can be written as a sum of positive squares in 2 ways, for example, as 463946250496 + 841475982400 = 681136^2 + 917320^2 .
It is a super-2 number, since 2×13054222328962 (a number of 25 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 1305422232896.
It is a congruent 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, 248743991 + ... + 248749238.
It is an arithmetic number, because the mean of its divisors is an integer number (94772460315).
Almost surely, 21305422232896 is an apocalyptic number.
1305422232896 is a gapful number since it is divisible by the number (16) formed by its first and last digit.
It is an amenable number.
1305422232896 is an abundant number, since it is smaller than the sum of its proper divisors (1348206655924).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1305422232896 is an equidigital number, since it uses as much as digits as its factorization.
1305422232896 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 497493282 (or 497493272 counting only the distinct ones).
The product of its (nonzero) digits is 1244160, while the sum is 47.
The spelling of 1305422232896 in words is "one trillion, three hundred five billion, four hundred twenty-two million, two hundred thirty-two thousand, eight hundred ninety-six".
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