Base | Representation |
---|---|
bin | 1011111101100101… |
… | …1101001001011100 |
3 | 22021210021212020110 |
4 | 2333121131021130 |
5 | 23034021334434 |
6 | 1250345250020 |
7 | 142401036342 |
oct | 27731351134 |
9 | 8253255213 |
10 | 3211121244 |
11 | 13a8659a11 |
12 | 757493910 |
13 | 3c2363856 |
14 | 226681992 |
15 | 13bd984e9 |
hex | bf65d25c |
3211121244 has 12 divisors (see below), whose sum is σ = 7492616264. Its totient is φ = 1070373744.
The previous prime is 3211121237. The next prime is 3211121273. The reversal of 3211121244 is 4421211123.
It is a tau number, because it is divible by the number of its divisors (12).
It is a super-2 number, since 2×32111212442 = 20622599287336215072, which contains 22 as substring.
It is a nude number because it is divisible by every one of its digits.
It is a self number, because there is not a number n which added to its sum of digits gives 3211121244.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 133796707 + ... + 133796730.
Almost surely, 23211121244 is an apocalyptic number.
It is an amenable number.
3211121244 is an abundant number, since it is smaller than the sum of its proper divisors (4281495020).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3211121244 is a wasteful number, since it uses less digits than its factorization.
3211121244 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 267593444 (or 267593442 counting only the distinct ones).
The product of its digits is 384, while the sum is 21.
The square root of 3211121244 is about 56666.7560744393. The cubic root of 3211121244 is about 1475.3177511741.
Adding to 3211121244 its reverse (4421211123), we get a palindrome (7632332367).
The spelling of 3211121244 in words is "three billion, two hundred eleven million, one hundred twenty-one thousand, two hundred forty-four".
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