Base | Representation |
---|---|
bin | 1001100001001010… |
… | …1111100000111000 |
3 | 20121001202222201222 |
4 | 2120102233200320 |
5 | 20213043100130 |
6 | 1101311331212 |
7 | 120213365324 |
oct | 23022574070 |
9 | 6531688658 |
10 | 2555050040 |
11 | 10a1293a04 |
12 | 5b3820b08 |
13 | 31946533a |
14 | 1a34a0984 |
15 | ee4a1ce5 |
hex | 984af838 |
2555050040 has 32 divisors (see below), whose sum is σ = 5773556880. Its totient is φ = 1017629952.
The previous prime is 2555050031. The next prime is 2555050073. The reversal of 2555050040 is 400505552.
It is a junction number, because it is equal to n+sod(n) for n = 2555049991 and 2555050009.
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, 127754 + ... + 146393.
Almost surely, 22555050040 is an apocalyptic number.
2555050040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2555050040 is an abundant number, since it is smaller than the sum of its proper divisors (3218506840).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2555050040 is a wasteful number, since it uses less digits than its factorization.
2555050040 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 274391 (or 274387 counting only the distinct ones).
The product of its (nonzero) digits is 5000, while the sum is 26.
The square root of 2555050040 is about 50547.5028067658. The cubic root of 2555050040 is about 1367.0984892294.
Adding to 2555050040 its reverse (400505552), we get a palindrome (2955555592).
The spelling of 2555050040 in words is "two billion, five hundred fifty-five million, fifty thousand, forty".
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