Base | Representation |
---|---|
bin | 11101111110101111111… |
… | …00010101110100101011 |
3 | 10122110220211201012111020 |
4 | 32333113330111310223 |
5 | 113334141221300321 |
6 | 2105121452503523 |
7 | 134265223256013 |
oct | 16772774256453 |
9 | 3573824635436 |
10 | 1030120103211 |
11 | 367964a41281 |
12 | 14778917aba3 |
13 | 761a84c2814 |
14 | 37c027d6c43 |
15 | 1bbe0bb64c6 |
hex | efd7f15d2b |
1030120103211 has 8 divisors (see below), whose sum is σ = 1373517507024. Its totient is φ = 686734717440.
The previous prime is 1030120103119. The next prime is 1030120103261. The reversal of 1030120103211 is 1123010210301.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 1030120103211 - 219 = 1030119578923 is a prime.
It is a super-2 number, since 2×10301201032112 (a number of 25 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (1030120103261) 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, 2802570 + ... + 3148751.
It is an arithmetic number, because the mean of its divisors is an integer number (171689688378).
Almost surely, 21030120103211 is an apocalyptic number.
1030120103211 is a deficient number, since it is larger than the sum of its proper divisors (343397403813).
1030120103211 is an equidigital number, since it uses as much as digits as its factorization.
1030120103211 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6009021.
The product of its (nonzero) digits is 36, while the sum is 15.
Adding to 1030120103211 its reverse (1123010210301), we get a palindrome (2153130313512).
The spelling of 1030120103211 in words is "one trillion, thirty billion, one hundred twenty million, one hundred three thousand, two hundred eleven".
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