Base | Representation |
---|---|
bin | 11101001100000110… |
… | …010111111100101010 |
3 | 2222220020120200202001 |
4 | 131030012113330222 |
5 | 1003141411313232 |
6 | 22221553201214 |
7 | 2156446305004 |
oct | 351406277452 |
9 | 88806520661 |
10 | 31341510442 |
11 | 12323513750 |
12 | 60a826020a |
13 | 2c562a5268 |
14 | 1734693374 |
15 | c367b86e7 |
hex | 74c197f2a |
31341510442 has 16 divisors (see below), whose sum is σ = 51289568064. Its totient is φ = 14245180000.
The previous prime is 31341510337. The next prime is 31341510443. The reversal of 31341510442 is 24401514313.
It is a self number, because there is not a number n which added to its sum of digits gives 31341510442.
It is not an unprimeable number, because it can be changed into a prime (31341510443) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 363942 + ... + 441742.
It is an arithmetic number, because the mean of its divisors is an integer number (3205598004).
Almost surely, 231341510442 is an apocalyptic number.
31341510442 is a deficient number, since it is larger than the sum of its proper divisors (19948057622).
31341510442 is a wasteful number, since it uses less digits than its factorization.
31341510442 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 96125.
The product of its (nonzero) digits is 5760, while the sum is 28.
The spelling of 31341510442 in words is "thirty-one billion, three hundred forty-one million, five hundred ten thousand, four hundred forty-two".
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