Base | Representation |
---|---|
bin | 10010111111100110000… |
… | …110000010101110101100 |
3 | 11121210001002202002002101 |
4 | 102333212012002232230 |
5 | 132341110232400122 |
6 | 2435341125104444 |
7 | 163204644064510 |
oct | 22774606025654 |
9 | 4553032662071 |
10 | 1305235434412 |
11 | 463602414598 |
12 | 190b68858124 |
13 | 96110968a20 |
14 | 47260a14140 |
15 | 23e43885027 |
hex | 12fe6182bac |
1305235434412 has 96 divisors (see below), whose sum is σ = 3002031083520. Its totient is φ = 482469039360.
The previous prime is 1305235434403. The next prime is 1305235434421. The reversal of 1305235434412 is 2144345325031.
It is an interprime number because it is at equal distance from previous prime (1305235434403) and next prime (1305235434421).
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, 1667098 + ... + 2321569.
It is an arithmetic number, because the mean of its divisors is an integer number (31271157120).
Almost surely, 21305235434412 is an apocalyptic number.
It is an amenable number.
1305235434412 is an abundant number, since it is smaller than the sum of its proper divisors (1696795649108).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1305235434412 is a wasteful number, since it uses less digits than its factorization.
1305235434412 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3988751 (or 3988749 counting only the distinct ones).
The product of its (nonzero) digits is 172800, while the sum is 37.
The spelling of 1305235434412 in words is "one trillion, three hundred five billion, two hundred thirty-five million, four hundred thirty-four thousand, four hundred twelve".
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