Base | Representation |
---|---|
bin | 11101111110111010111… |
… | …11001101110001000011 |
3 | 10122111011022202112002011 |
4 | 32333131133031301003 |
5 | 113334334030200311 |
6 | 2105135014433351 |
7 | 134300433063016 |
oct | 16773537156103 |
9 | 3574138675064 |
10 | 1030213131331 |
11 | 367a0250071a |
12 | 1477b4362857 |
13 | 761c1864b47 |
14 | 37c10cd137d |
15 | 1bbe8e40321 |
hex | efdd7cdc43 |
1030213131331 has 8 divisors (see below), whose sum is σ = 1048004232464. Its totient is φ = 1012493053440.
The previous prime is 1030213131289. The next prime is 1030213131413. The reversal of 1030213131331 is 1331313120301.
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 1030213131331 - 213 = 1030213123139 is a prime.
It is a super-2 number, since 2×10302131313312 (a number of 25 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1030213131931) 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, 17726550 + ... + 17784571.
It is an arithmetic number, because the mean of its divisors is an integer number (131000529058).
Almost surely, 21030213131331 is an apocalyptic number.
1030213131331 is a deficient number, since it is larger than the sum of its proper divisors (17791101133).
1030213131331 is an equidigital number, since it uses as much as digits as its factorization.
1030213131331 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 35511621.
The product of its (nonzero) digits is 486, while the sum is 22.
Adding to 1030213131331 its reverse (1331313120301), we get a palindrome (2361526251632).
The spelling of 1030213131331 in words is "one trillion, thirty billion, two hundred thirteen million, one hundred thirty-one thousand, three hundred thirty-one".
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