Base | Representation |
---|---|
bin | 11110000000110000111… |
… | …11011000010011000011 |
3 | 10122120201022102121001122 |
4 | 33000120133120103003 |
5 | 113343400433431321 |
6 | 2105421135422455 |
7 | 134334113063414 |
oct | 17003037302303 |
9 | 3576638377048 |
10 | 1031203030211 |
11 | 368370255372 |
12 | 147a2b984a2b |
13 | 7631b976423 |
14 | 37ca656d80b |
15 | 1bc55cc88ab |
hex | f0187d84c3 |
1031203030211 has 32 divisors (see below), whose sum is σ = 1107975075840. Its totient is φ = 957564115200.
The previous prime is 1031203030183. The next prime is 1031203030213. The reversal of 1031203030211 is 1120303021301.
It is not a de Polignac number, because 1031203030211 - 210 = 1031203029187 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 1031203030211.
It is not an unprimeable number, because it can be changed into a prime (1031203030213) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 75214025 + ... + 75227733.
It is an arithmetic number, because the mean of its divisors is an integer number (34624221120).
Almost surely, 21031203030211 is an apocalyptic number.
1031203030211 is a deficient number, since it is larger than the sum of its proper divisors (76772045629).
1031203030211 is a wasteful number, since it uses less digits than its factorization.
1031203030211 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14507.
The product of its (nonzero) digits is 108, while the sum is 17.
Adding to 1031203030211 its reverse (1120303021301), we get a palindrome (2151506051512).
The spelling of 1031203030211 in words is "one trillion, thirty-one billion, two hundred three million, thirty thousand, two hundred eleven".
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