Base | Representation |
---|---|
bin | 1011100110110001… |
… | …1001010101000000 |
3 | 22001010012212222112 |
4 | 2321230121111000 |
5 | 22340022014130 |
6 | 1233050154452 |
7 | 140126442002 |
oct | 27154312500 |
9 | 8033185875 |
10 | 3115423040 |
11 | 1359636494 |
12 | 72b422a28 |
13 | 3a85980b2 |
14 | 217a90372 |
15 | 133793495 |
hex | b9b19540 |
3115423040 has 56 divisors (see below), whose sum is σ = 7424223912. Its totient is φ = 1245224960.
The previous prime is 3115423039. The next prime is 3115423081. The reversal of 3115423040 is 403245113.
It can be written as a sum of positive squares in 4 ways, for example, as 140375104 + 2975047936 = 11848^2 + 54544^2 .
It is a junction number, because it is equal to n+sod(n) for n = 3115422997 and 3115423015.
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, 547892 + ... + 553548.
It is an arithmetic number, because the mean of its divisors is an integer number (132575427).
Almost surely, 23115423040 is an apocalyptic number.
It is an amenable number.
3115423040 is an abundant number, since it is smaller than the sum of its proper divisors (4308800872).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3115423040 is a wasteful number, since it uses less digits than its factorization.
3115423040 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7395 (or 7385 counting only the distinct ones).
The product of its (nonzero) digits is 1440, while the sum is 23.
The square root of 3115423040 is about 55815.9747742526. The cubic root of 3115423040 is about 1460.5138367769.
Adding to 3115423040 its reverse (403245113), we get a palindrome (3518668153).
The spelling of 3115423040 in words is "three billion, one hundred fifteen million, four hundred twenty-three thousand, forty".
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