Base | Representation |
---|---|
bin | 1011101110000011… |
… | …1100000101110011 |
3 | 22010020201001012102 |
4 | 2323200330011303 |
5 | 22420332133011 |
6 | 1240101051015 |
7 | 140650224146 |
oct | 27340740563 |
9 | 8106631172 |
10 | 3145974131 |
11 | 1374902a23 |
12 | 7396b6a6b |
13 | 3b1a03b71 |
14 | 21bb6405d |
15 | 1362ca73b |
hex | bb83c173 |
3145974131 has 8 divisors (see below), whose sum is σ = 3186964704. Its totient is φ = 3105158400.
The previous prime is 3145974121. The next prime is 3145974137. The reversal of 3145974131 is 1314795413.
It is a happy number.
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 3145974131 - 26 = 3145974067 is a prime.
It is a super-2 number, since 2×31459741312 = 19794306465842410322, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (3145974137) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7295 + ... + 79656.
It is an arithmetic number, because the mean of its divisors is an integer number (398370588).
Almost surely, 23145974131 is an apocalyptic number.
3145974131 is a deficient number, since it is larger than the sum of its proper divisors (40990573).
3145974131 is an equidigital number, since it uses as much as digits as its factorization.
3145974131 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 87421.
The product of its digits is 45360, while the sum is 38.
The square root of 3145974131 is about 56088.9840432148. The cubic root of 3145974131 is about 1465.2724442152.
The spelling of 3145974131 in words is "three billion, one hundred forty-five million, nine hundred seventy-four thousand, one hundred thirty-one".
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