Base | Representation |
---|---|
bin | 1001000111010000010… |
… | …00010100011100100001 |
3 | 1002221020201100212122120 |
4 | 10203220020110130201 |
5 | 20112243311442241 |
6 | 355503444254453 |
7 | 31423464163620 |
oct | 4435010243441 |
9 | 1087221325576 |
10 | 313132140321 |
11 | 110886a25730 |
12 | 5082b3a1429 |
13 | 236b36b8340 |
14 | 112272676b7 |
15 | 822a513666 |
hex | 48e8214721 |
313132140321 has 64 divisors (see below), whose sum is σ = 566122991616. Its totient is φ = 148666464000.
The previous prime is 313132140283. The next prime is 313132140371. The reversal of 313132140321 is 123041231313.
It is not a de Polignac number, because 313132140321 - 211 = 313132138273 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 313132140291 and 313132140300.
It is not an unprimeable number, because it can be changed into a prime (313132140371) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 212901 + ... + 819506.
It is an arithmetic number, because the mean of its divisors is an integer number (8845671744).
Almost surely, 2313132140321 is an apocalyptic number.
It is an amenable number.
313132140321 is a deficient number, since it is larger than the sum of its proper divisors (252990851295).
313132140321 is a wasteful number, since it uses less digits than its factorization.
313132140321 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1032542.
The product of its (nonzero) digits is 1296, while the sum is 24.
Adding to 313132140321 its reverse (123041231313), we get a palindrome (436173371634).
The spelling of 313132140321 in words is "three hundred thirteen billion, one hundred thirty-two million, one hundred forty thousand, three hundred twenty-one".
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