Base | Representation |
---|---|
bin | 100111000111000… |
… | …0001111111101000 |
3 | 10101110022210120221 |
4 | 1032032001333220 |
5 | 10141422113112 |
6 | 334115055424 |
7 | 44343242350 |
oct | 11616017750 |
9 | 3343283527 |
10 | 1312301032 |
11 | 61383a209 |
12 | 3075a1574 |
13 | 17bb53cb3 |
14 | c6403b60 |
15 | 7a31ee07 |
hex | 4e381fe8 |
1312301032 has 32 divisors (see below), whose sum is σ = 2814537600. Its totient is φ = 561921984.
The previous prime is 1312301027. The next prime is 1312301051. The reversal of 1312301032 is 2301032131.
It is a junction number, because it is equal to n+sod(n) for n = 1312300997 and 1312301015.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 58269 + ... + 77587.
It is an arithmetic number, because the mean of its divisors is an integer number (87954300).
Almost surely, 21312301032 is an apocalyptic number.
It is an amenable number.
1312301032 is an abundant number, since it is smaller than the sum of its proper divisors (1502236568).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1312301032 is a wasteful number, since it uses less digits than its factorization.
1312301032 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20545 (or 20541 counting only the distinct ones).
The product of its (nonzero) digits is 108, while the sum is 16.
The square root of 1312301032 is about 36225.6957421110. The cubic root of 1312301032 is about 1094.8244561973.
Adding to 1312301032 its reverse (2301032131), we get a palindrome (3613333163).
The spelling of 1312301032 in words is "one billion, three hundred twelve million, three hundred one thousand, thirty-two".
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