Base | Representation |
---|---|
bin | 1011101101010000… |
… | …0111001000011001 |
3 | 22010000101012111211 |
4 | 2323110013020121 |
5 | 22414002031411 |
6 | 1235501023121 |
7 | 140606520412 |
oct | 27324071031 |
9 | 8100335454 |
10 | 3142611481 |
11 | 1372a16579 |
12 | 738554aa1 |
13 | 3b10c7429 |
14 | 21b52a809 |
15 | 135d64221 |
hex | bb507219 |
3142611481 has 9 divisors (see below), whose sum is σ = 3198454623. Its totient is φ = 3087729720.
The previous prime is 3142611403. The next prime is 3142611497. The reversal of 3142611481 is 1841162413.
The square root of 3142611481 is 56059.
It is a perfect power (a square), and thus also a powerful number.
It can be written as a sum of positive squares in only one way, i.e., 102191881 + 3040419600 = 10109^2 + 55140^2 .
It is not a de Polignac number, because 3142611481 - 223 = 3134222873 is a prime.
It is a super-2 number, since 2×31426114812 = 19752013841026026722, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (3142611401) by changing a digit.
It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 3419140 + ... + 3420058.
It is an arithmetic number, because the mean of its divisors is an integer number (355383847).
Almost surely, 23142611481 is an apocalyptic number.
3142611481 is the 56059-th square number.
3142611481 is the 28030-th centered octagonal number.
It is an amenable number.
3142611481 is a deficient number, since it is larger than the sum of its proper divisors (55843142).
3142611481 is an frugal number, since it uses more digits than its factorization.
3142611481 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1960 (or 980 counting only the distinct ones).
The product of its digits is 4608, while the sum is 31.
The cubic root of 3142611481 is about 1464.7501942177.
Adding to 3142611481 its reverse (1841162413), we get a palindrome (4983773894).
The spelling of 3142611481 in words is "three billion, one hundred forty-two million, six hundred eleven thousand, four hundred eighty-one".
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