Base | Representation |
---|---|
bin | 111101000000000110… |
… | …1110101111100000101 |
3 | 110112010121212011220001 |
4 | 1322000031311330011 |
5 | 4121242013200313 |
6 | 140103003241301 |
7 | 12315206513101 |
oct | 1720015657405 |
9 | 415117764801 |
10 | 131000131333 |
11 | 50614182655 |
12 | 2147b819231 |
13 | c479159716 |
14 | 64aa24c901 |
15 | 361aa6dadd |
hex | 1e80375f05 |
131000131333 has 4 divisors (see below), whose sum is σ = 131620985248. Its totient is φ = 130379277420.
The previous prime is 131000131321. The next prime is 131000131363. The reversal of 131000131333 is 333131000131.
It is a happy number.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 131000131333 - 213 = 131000123141 is a prime.
It is a super-2 number, since 2×1310001313332 (a number of 23 digits) contains 22 as substring.
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 131000131333.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (131000131363) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 310426641 + ... + 310427062.
It is an arithmetic number, because the mean of its divisors is an integer number (32905246312).
Almost surely, 2131000131333 is an apocalyptic number.
It is an amenable number.
131000131333 is a deficient number, since it is larger than the sum of its proper divisors (620853915).
131000131333 is an equidigital number, since it uses as much as digits as its factorization.
131000131333 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 620853914.
The product of its (nonzero) digits is 243, while the sum is 19.
Adding to 131000131333 its reverse (333131000131), we get a palindrome (464131131464).
The spelling of 131000131333 in words is "one hundred thirty-one billion, one hundred thirty-one thousand, three hundred thirty-three".
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