Base | Representation |
---|---|
bin | 11110000000110001000… |
… | …00011010101101000101 |
3 | 10122120201022221102011210 |
4 | 33000120200122231011 |
5 | 113343401021132323 |
6 | 2105421145322033 |
7 | 134334115305420 |
oct | 17003040325505 |
9 | 3576638842153 |
10 | 1031203302213 |
11 | 368370420767 |
12 | 147a2ba96319 |
13 | 7631ba40186 |
14 | 37ca66009b7 |
15 | 1bc55d2e293 |
hex | f01881ab45 |
1031203302213 has 32 divisors (see below), whose sum is σ = 1580035970304. Its totient is φ = 586007235072.
The previous prime is 1031203302169. The next prime is 1031203302229. The reversal of 1031203302213 is 3122033021301.
It is not a de Polignac number, because 1031203302213 - 228 = 1030934866757 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is a self number, because there is not a number n which added to its sum of digits gives 1031203302213.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1031203302253) 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, 9448431 + ... + 9556947.
It is an arithmetic number, because the mean of its divisors is an integer number (49376124072).
Almost surely, 21031203302213 is an apocalyptic number.
It is an amenable number.
1031203302213 is a deficient number, since it is larger than the sum of its proper divisors (548832668091).
1031203302213 is a wasteful number, since it uses less digits than its factorization.
1031203302213 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 111021.
The product of its (nonzero) digits is 648, while the sum is 21.
Adding to 1031203302213 its reverse (3122033021301), we get a palindrome (4153236323514).
The spelling of 1031203302213 in words is "one trillion, thirty-one billion, two hundred three million, three hundred two thousand, two hundred thirteen".
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