Base | Representation |
---|---|
bin | 1011111101110110… |
… | …1001011011100011 |
3 | 22021212100200121222 |
4 | 2333131221123203 |
5 | 23034312021011 |
6 | 1250425005255 |
7 | 142413264161 |
oct | 27735513343 |
9 | 8255320558 |
10 | 3212220131 |
11 | 13a923a58a |
12 | 75792382b |
13 | 3c2659a93 |
14 | 22688a231 |
15 | 13c013ddb |
hex | bf7696e3 |
3212220131 has 16 divisors (see below), whose sum is σ = 3350833920. Its totient is φ = 3077224800.
The previous prime is 3212220113. The next prime is 3212220139. The reversal of 3212220131 is 1310222123.
It is a cyclic number.
It is not a de Polignac number, because 3212220131 - 210 = 3212219107 is a prime.
It is a super-2 number, since 2×32122201312 = 20636716340003314322, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (3212220139) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 468776 + ... + 475578.
It is an arithmetic number, because the mean of its divisors is an integer number (209427120).
Almost surely, 23212220131 is an apocalyptic number.
3212220131 is a deficient number, since it is larger than the sum of its proper divisors (138613789).
3212220131 is a wasteful number, since it uses less digits than its factorization.
3212220131 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7066.
The product of its (nonzero) digits is 144, while the sum is 17.
The square root of 3212220131 is about 56676.4512915197. The cubic root of 3212220131 is about 1475.4860228853.
Adding to 3212220131 its reverse (1310222123), we get a palindrome (4522442254).
The spelling of 3212220131 in words is "three billion, two hundred twelve million, two hundred twenty thousand, one hundred thirty-one".
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