Base | Representation |
---|---|
bin | 1111100111110… |
… | …00100001000010 |
3 | 100010120120221012 |
4 | 13303320201002 |
5 | 232021310341 |
6 | 21000400522 |
7 | 3150555512 |
oct | 763704102 |
9 | 303516835 |
10 | 131041346 |
11 | 67a73337 |
12 | 37a76142 |
13 | 211c1777 |
14 | 13591842 |
15 | b7870eb |
hex | 7cf8842 |
131041346 has 8 divisors (see below), whose sum is σ = 201874620. Its totient is φ = 63749808.
The previous prime is 131041303. The next prime is 131041349. The reversal of 131041346 is 643140131.
It can be written as a sum of positive squares in 2 ways, for example, as 110019121 + 21022225 = 10489^2 + 4585^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×1310413462 = 34343668722983432, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (131041349) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 885341 + ... + 885488.
Almost surely, 2131041346 is an apocalyptic number.
131041346 is a deficient number, since it is larger than the sum of its proper divisors (70833274).
131041346 is a wasteful number, since it uses less digits than its factorization.
131041346 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1770868.
The product of its (nonzero) digits is 864, while the sum is 23.
The square root of 131041346 is about 11447.3292081603. The cubic root of 131041346 is about 507.9287337768.
Adding to 131041346 its reverse (643140131), we get a palindrome (774181477).
The spelling of 131041346 in words is "one hundred thirty-one million, forty-one thousand, three hundred forty-six".
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