Base | Representation |
---|---|
bin | 1011111110100100… |
… | …0011011010010100 |
3 | 22022001222121010202 |
4 | 2333221003122110 |
5 | 23041043211012 |
6 | 1251013040032 |
7 | 142450556321 |
oct | 27751033224 |
9 | 8261877122 |
10 | 3215210132 |
11 | 13aa9a1a62 |
12 | 758926018 |
13 | 3c3165a04 |
14 | 227027b48 |
15 | 13c404cc2 |
hex | bfa43694 |
3215210132 has 12 divisors (see below), whose sum is σ = 5642559636. Its totient is φ = 1603050240.
The previous prime is 3215210123. The next prime is 3215210197. The reversal of 3215210132 is 2310125123.
It can be written as a sum of positive squares in 2 ways, for example, as 2468499856 + 746710276 = 49684^2 + 27326^2 .
It is a super-4 number, since 4×32152101324 (a number of 39 digits) contains 4444 as substring.
It is a congruent number.
It is an unprimeable number.
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 3 ways as a sum of consecutive naturals, for example, 1137119 + ... + 1139942.
It is an arithmetic number, because the mean of its divisors is an integer number (470213303).
Almost surely, 23215210132 is an apocalyptic number.
It is an amenable number.
3215210132 is a deficient number, since it is larger than the sum of its proper divisors (2427349504).
3215210132 is a wasteful number, since it uses less digits than its factorization.
3215210132 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2277418 (or 2277416 counting only the distinct ones).
The product of its (nonzero) digits is 360, while the sum is 20.
The square root of 3215210132 is about 56702.8229632353. The cubic root of 3215210132 is about 1475.9436852264.
Adding to 3215210132 its reverse (2310125123), we get a palindrome (5525335255).
The spelling of 3215210132 in words is "three billion, two hundred fifteen million, two hundred ten thousand, one hundred thirty-two".
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