Base | Representation |
---|---|
bin | 1110000110111001011001… |
… | …11110011000110100011111 |
3 | 11001211210120100110001121022 |
4 | 13003130230332120310133 |
5 | 13031241211123043403 |
6 | 145551524144554355 |
7 | 6351234243240116 |
oct | 703345476306437 |
9 | 131753510401538 |
10 | 31023303331103 |
11 | 99809aaa55576 |
12 | 35906356229bb |
13 | 144063c58ccb5 |
14 | 7937706c0c7d |
15 | 38bec22bad38 |
hex | 1c372cf98d1f |
31023303331103 has 2 divisors, whose sum is σ = 31023303331104. Its totient is φ = 31023303331102.
The previous prime is 31023303331079. The next prime is 31023303331109. The reversal of 31023303331103 is 30113330332013.
It is a happy number.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 31023303331103 - 220 = 31023302282527 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (31023303331109) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15511651665551 + 15511651665552.
It is an arithmetic number, because the mean of its divisors is an integer number (15511651665552).
Almost surely, 231023303331103 is an apocalyptic number.
31023303331103 is a deficient number, since it is larger than the sum of its proper divisors (1).
31023303331103 is an equidigital number, since it uses as much as digits as its factorization.
31023303331103 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 4374, while the sum is 26.
Adding to 31023303331103 its reverse (30113330332013), we get a palindrome (61136633663116).
The spelling of 31023303331103 in words is "thirty-one trillion, twenty-three billion, three hundred three million, three hundred thirty-one thousand, one hundred three".
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