Base | Representation |
---|---|
bin | 1110000110111000110110… |
… | …00101001011110100111001 |
3 | 11001211202210102112220111201 |
4 | 13003130123011023310321 |
5 | 13031240102244414001 |
6 | 145551434302254201 |
7 | 6351223636432621 |
oct | 703343305136471 |
9 | 131752712486451 |
10 | 31023003123001 |
11 | 99808665497aa |
12 | 3590570b87361 |
13 | 14405c231b576 |
14 | 793742895881 |
15 | 38bea5c6a501 |
hex | 1c371b14bd39 |
31023003123001 has 8 divisors (see below), whose sum is σ = 31748986120544. Its totient is φ = 30297225480480.
The previous prime is 31023003122989. The next prime is 31023003123019. The reversal of 31023003123001 is 10032130032013.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 31023003123001 - 211 = 31023003120953 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 31023003123001.
It is not an unprimeable number, because it can be changed into a prime (31023003123061) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51033060 + ... + 51637381.
It is an arithmetic number, because the mean of its divisors is an integer number (3968623265068).
Almost surely, 231023003123001 is an apocalyptic number.
It is an amenable number.
31023003123001 is a deficient number, since it is larger than the sum of its proper divisors (725982997543).
31023003123001 is a wasteful number, since it uses less digits than its factorization.
31023003123001 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 102677511.
The product of its (nonzero) digits is 324, while the sum is 19.
Adding to 31023003123001 its reverse (10032130032013), we get a palindrome (41055133155014).
The spelling of 31023003123001 in words is "thirty-one trillion, twenty-three billion, three million, one hundred twenty-three thousand, one".
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