Base | Representation |
---|---|
bin | 11101001100001001… |
… | …100010100001101111 |
3 | 2222220022010211222002 |
4 | 131030021202201233 |
5 | 1003142114341312 |
6 | 22222023042515 |
7 | 2156456332103 |
oct | 351411424157 |
9 | 88808124862 |
10 | 31342340207 |
11 | 12323a30102 |
12 | 60a85a043b |
13 | 2c56505b49 |
14 | 173482b903 |
15 | c368ce4c2 |
hex | 74c26286f |
31342340207 has 12 divisors (see below), whose sum is σ = 35024574096. Its totient is φ = 27946105920.
The previous prime is 31342340171. The next prime is 31342340213. The reversal of 31342340207 is 70204324313.
It is not a de Polignac number, because 31342340207 - 216 = 31342274671 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 31342340207.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (31342300207) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2547419 + ... + 2559692.
It is an arithmetic number, because the mean of its divisors is an integer number (2918714508).
Almost surely, 231342340207 is an apocalyptic number.
31342340207 is a deficient number, since it is larger than the sum of its proper divisors (3682233889).
31342340207 is a wasteful number, since it uses less digits than its factorization.
31342340207 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5107166 (or 5107147 counting only the distinct ones).
The product of its (nonzero) digits is 12096, while the sum is 29.
The spelling of 31342340207 in words is "thirty-one billion, three hundred forty-two million, three hundred forty thousand, two hundred seven".
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