Base | Representation |
---|---|
bin | 1011110000010101… |
… | …0100111100111000 |
3 | 22010220122200021012 |
4 | 2330011110330320 |
5 | 22430302410034 |
6 | 1241041333052 |
7 | 141124263530 |
oct | 27405247470 |
9 | 8126580235 |
10 | 3155513144 |
11 | 137a228803 |
12 | 740937188 |
13 | 3b3993954 |
14 | 21d1284c0 |
15 | 137061cce |
hex | bc154f38 |
3155513144 has 32 divisors (see below), whose sum is σ = 6769543680. Its totient is φ = 1350816864.
The previous prime is 3155513131. The next prime is 3155513159. The reversal of 3155513144 is 4413155513.
3155513144 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a self number, because there is not a number n which added to its sum of digits gives 3155513144.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17909 + ... + 81435.
It is an arithmetic number, because the mean of its divisors is an integer number (211548240).
Almost surely, 23155513144 is an apocalyptic number.
It is an amenable number.
3155513144 is an abundant number, since it is smaller than the sum of its proper divisors (3614030536).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3155513144 is a wasteful number, since it uses less digits than its factorization.
3155513144 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 64427 (or 64423 counting only the distinct ones).
The product of its digits is 18000, while the sum is 32.
The square root of 3155513144 is about 56173.9543204856. The cubic root of 3155513144 is about 1466.7519170374.
Adding to 3155513144 its reverse (4413155513), we get a palindrome (7568668657).
The spelling of 3155513144 in words is "three billion, one hundred fifty-five million, five hundred thirteen thousand, one hundred forty-four".
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