Base | Representation |
---|---|
bin | 1001011011011000… |
… | …1010010101011001 |
3 | 20112101002222012022 |
4 | 2112312022111121 |
5 | 20140334434010 |
6 | 1055043224225 |
7 | 116500164551 |
oct | 22666122531 |
9 | 6471088168 |
10 | 2530780505 |
11 | 1089617940 |
12 | 5a7678075 |
13 | 314418776 |
14 | 1a0184161 |
15 | ec2aad55 |
hex | 96d8a559 |
2530780505 has 32 divisors (see below), whose sum is σ = 3513846528. Its totient is φ = 1731628800.
The previous prime is 2530780493. The next prime is 2530780517. The reversal of 2530780505 is 5050870352.
2530780505 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an interprime number because it is at equal distance from previous prime (2530780493) and next prime (2530780517).
It is not a de Polignac number, because 2530780505 - 24 = 2530780489 is a prime.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 60767 + ... + 93563.
It is an arithmetic number, because the mean of its divisors is an integer number (109807704).
Almost surely, 22530780505 is an apocalyptic number.
It is an amenable number.
2530780505 is a deficient number, since it is larger than the sum of its proper divisors (983066023).
2530780505 is a wasteful number, since it uses less digits than its factorization.
2530780505 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 32897.
The product of its (nonzero) digits is 42000, while the sum is 35.
The square root of 2530780505 is about 50306.8633985463. The cubic root of 2530780505 is about 1362.7561797565.
The spelling of 2530780505 in words is "two billion, five hundred thirty million, seven hundred eighty thousand, five hundred five".
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