Base | Representation |
---|---|
bin | 1110010000010001000010… |
… | …00001011100000000100001 |
3 | 11002222120111122112002111201 |
4 | 13020020201001130000201 |
5 | 13102030010142214301 |
6 | 150355444151041201 |
7 | 6413421622250506 |
oct | 710104101340041 |
9 | 132876448462451 |
10 | 31345225351201 |
11 | 9a954875a6a53 |
12 | 3622ab8670201 |
13 | 1464ac4039b18 |
14 | 7a518d0a54ad |
15 | 395564303201 |
hex | 1c822105c021 |
31345225351201 has 4 divisors (see below), whose sum is σ = 31353877086912. Its totient is φ = 31336573615492.
The previous prime is 31345225351093. The next prime is 31345225351211. The reversal of 31345225351201 is 10215352254313.
It is a happy number.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 31345225351201 - 27 = 31345225351073 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (31345225351211) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4325862421 + ... + 4325869666.
It is an arithmetic number, because the mean of its divisors is an integer number (7838469271728).
Almost surely, 231345225351201 is an apocalyptic number.
It is an amenable number.
31345225351201 is a deficient number, since it is larger than the sum of its proper divisors (8651735711).
31345225351201 is an equidigital number, since it uses as much as digits as its factorization.
31345225351201 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8651735710.
The product of its (nonzero) digits is 108000, while the sum is 37.
The spelling of 31345225351201 in words is "thirty-one trillion, three hundred forty-five billion, two hundred twenty-five million, three hundred fifty-one thousand, two hundred one".
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