Base | Representation |
---|---|
bin | 1110010001100111… |
… | …1000011101110100 |
3 | 100220001120021020110 |
4 | 3210121320131310 |
5 | 30321442141012 |
6 | 1432124503020 |
7 | 163650243615 |
oct | 34431703564 |
9 | 10801507213 |
10 | 3831990132 |
11 | 16970709a3 |
12 | 8ab3aaa70 |
13 | 490b881a9 |
14 | 284cdbc0c |
15 | 17663973c |
hex | e4678774 |
3831990132 has 24 divisors (see below), whose sum is σ = 9067246272. Its totient is φ = 1259339200.
The previous prime is 3831990131. The next prime is 3831990199. The reversal of 3831990132 is 2310991383.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3831990131) 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, 2247969 + ... + 2249672.
It is an arithmetic number, because the mean of its divisors is an integer number (377801928).
Almost surely, 23831990132 is an apocalyptic number.
It is an amenable number.
3831990132 is an abundant number, since it is smaller than the sum of its proper divisors (5235256140).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3831990132 is a wasteful number, since it uses less digits than its factorization.
3831990132 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4497719 (or 4497717 counting only the distinct ones).
The product of its (nonzero) digits is 34992, while the sum is 39.
The square root of 3831990132 is about 61903.0704569652. The cubic root of 3831990132 is about 1564.8574939225.
The spelling of 3831990132 in words is "three billion, eight hundred thirty-one million, nine hundred ninety thousand, one hundred thirty-two".
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