Base | Representation |
---|---|
bin | 1011101101101000… |
… | …1101101001001100 |
3 | 22010010101110200000 |
4 | 2323122031221030 |
5 | 22414404223040 |
6 | 1235555204300 |
7 | 140626231656 |
oct | 27332155114 |
9 | 8103343600 |
10 | 3144211020 |
11 | 1373909305 |
12 | 738ba6690 |
13 | 3b15374c2 |
14 | 21b8256d6 |
15 | 13607d130 |
hex | bb68da4c |
3144211020 has 72 divisors (see below), whose sum is σ = 9890693904. Its totient is φ = 838454976.
The previous prime is 3144210989. The next prime is 3144211027. The reversal of 3144211020 is 201124413.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a junction number, because it is equal to n+sod(n) for n = 3144210984 and 3144211002.
It is not an unprimeable number, because it can be changed into a prime (3144211027) by changing a digit.
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 23 ways as a sum of consecutive naturals, for example, 318619 + ... + 328338.
Almost surely, 23144211020 is an apocalyptic number.
3144211020 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
It is an amenable number.
3144211020 is an abundant number, since it is smaller than the sum of its proper divisors (6746482884).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3144211020 is a wasteful number, since it uses less digits than its factorization.
3144211020 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 646981 (or 646967 counting only the distinct ones).
The product of its (nonzero) digits is 192, while the sum is 18.
The square root of 3144211020 is about 56073.2647524647. The cubic root of 3144211020 is about 1464.9986635437.
Adding to 3144211020 its reverse (201124413), we get a palindrome (3345335433).
The spelling of 3144211020 in words is "three billion, one hundred forty-four million, two hundred eleven thousand, twenty".
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