Base | Representation |
---|---|
bin | 111101001001111100… |
… | …0011000110010000101 |
3 | 110112222121122211212120 |
4 | 1322103320120302011 |
5 | 4122430443114310 |
6 | 140155430440153 |
7 | 12326324005443 |
oct | 1722370306205 |
9 | 415877584776 |
10 | 131330051205 |
11 | 50773432301 |
12 | 21552203059 |
13 | c4cc601b92 |
14 | 64dbdadb93 |
15 | 36399dcb70 |
hex | 1e93e18c85 |
131330051205 has 8 divisors (see below), whose sum is σ = 210128081952. Its totient is φ = 70042693968.
The previous prime is 131330051173. The next prime is 131330051231. The reversal of 131330051205 is 502150033131.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 131330051205 - 25 = 131330051173 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4377668359 + ... + 4377668388.
It is an arithmetic number, because the mean of its divisors is an integer number (26266010244).
Almost surely, 2131330051205 is an apocalyptic number.
131330051205 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
131330051205 is a deficient number, since it is larger than the sum of its proper divisors (78798030747).
131330051205 is an equidigital number, since it uses as much as digits as its factorization.
131330051205 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8755336755.
The product of its (nonzero) digits is 1350, while the sum is 24.
Adding to 131330051205 its reverse (502150033131), we get a palindrome (633480084336).
The spelling of 131330051205 in words is "one hundred thirty-one billion, three hundred thirty million, fifty-one thousand, two hundred five".
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