Base | Representation |
---|---|
bin | 11101111110101110110… |
… | …10000000100011111111 |
3 | 10122110220012202221211122 |
4 | 32333113122000203333 |
5 | 113334131420300411 |
6 | 2105120531541155 |
7 | 134265053623010 |
oct | 16772732004377 |
9 | 3573805687748 |
10 | 1030111103231 |
11 | 36795a954481 |
12 | 14778615a7bb |
13 | 761a66911a2 |
14 | 37c01533007 |
15 | 1bbdeed99db |
hex | efd76808ff |
1030111103231 has 8 divisors (see below), whose sum is σ = 1177275999264. Its totient is φ = 882947748960.
The previous prime is 1030111103191. The next prime is 1030111103239. The reversal of 1030111103231 is 1323011110301.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-1030111103231 is a prime.
It is a super-2 number, since 2×10301111032312 (a number of 25 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1030111103239) 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, 2224421 + ... + 2647313.
It is an arithmetic number, because the mean of its divisors is an integer number (147159499908).
Almost surely, 21030111103231 is an apocalyptic number.
1030111103231 is a deficient number, since it is larger than the sum of its proper divisors (147164896033).
1030111103231 is an equidigital number, since it uses as much as digits as its factorization.
1030111103231 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 770881.
The product of its (nonzero) digits is 54, while the sum is 17.
Adding to 1030111103231 its reverse (1323011110301), we get a palindrome (2353122213532).
The spelling of 1030111103231 in words is "one trillion, thirty billion, one hundred eleven million, one hundred three thousand, two hundred thirty-one".
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