Base | Representation |
---|---|
bin | 1011101010101110… |
… | …1111110100001101 |
3 | 22002021110121202022 |
4 | 2322223233310031 |
5 | 22403244431341 |
6 | 1234442135525 |
7 | 140420550305 |
oct | 27253576415 |
9 | 8067417668 |
10 | 3132030221 |
11 | 1367a49731 |
12 | 734ab15a5 |
13 | 3abb61128 |
14 | 219d74605 |
15 | 134e73e4b |
hex | baaefd0d |
3132030221 has 16 divisors (see below), whose sum is σ = 3351801600. Its totient is φ = 2919396480.
The previous prime is 3132030203. The next prime is 3132030229. The reversal of 3132030221 is 1220302313.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-3132030221 is a prime.
It is a super-2 number, since 2×31320302212 = 19619226610514617682, which contains 22 as substring.
It is a Duffinian number.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 3132030221.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3132030229) 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, 1227455 + ... + 1230003.
It is an arithmetic number, because the mean of its divisors is an integer number (209487600).
Almost surely, 23132030221 is an apocalyptic number.
It is an amenable number.
3132030221 is a deficient number, since it is larger than the sum of its proper divisors (219771379).
3132030221 is a wasteful number, since it uses less digits than its factorization.
3132030221 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3916.
The product of its (nonzero) digits is 216, while the sum is 17.
The square root of 3132030221 is about 55964.5443204892. The cubic root of 3132030221 is about 1463.1043941749.
Adding to 3132030221 its reverse (1220302313), we get a palindrome (4352332534).
The spelling of 3132030221 in words is "three billion, one hundred thirty-two million, thirty thousand, two hundred twenty-one".
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