Base | Representation |
---|---|
bin | 1001011011001110… |
… | …1111010010100101 |
3 | 20112022220201001120 |
4 | 2112303233102211 |
5 | 20140204123240 |
6 | 1055021444153 |
7 | 116461611222 |
oct | 22663572245 |
9 | 6468821046 |
10 | 2530145445 |
11 | 10892237a3 |
12 | 5a7410659 |
13 | 3142556a9 |
14 | 1a005a949 |
15 | ec1d2ad0 |
hex | 96cef4a5 |
2530145445 has 64 divisors (see below), whose sum is σ = 4469852160. Its totient is φ = 1216512000.
The previous prime is 2530145441. The next prime is 2530145461. The reversal of 2530145445 is 5445410352.
It is not a de Polignac number, because 2530145445 - 22 = 2530145441 is a prime.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2530145441) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 796821 + ... + 799989.
It is an arithmetic number, because the mean of its divisors is an integer number (69841440).
Almost surely, 22530145445 is an apocalyptic number.
It is an amenable number.
2530145445 is a deficient number, since it is larger than the sum of its proper divisors (1939706715).
2530145445 is a wasteful number, since it uses less digits than its factorization.
2530145445 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3326.
The product of its (nonzero) digits is 48000, while the sum is 33.
The square root of 2530145445 is about 50300.5511401217. The cubic root of 2530145445 is about 1362.6421827325.
Adding to 2530145445 its reverse (5445410352), we get a palindrome (7975555797).
The spelling of 2530145445 in words is "two billion, five hundred thirty million, one hundred forty-five thousand, four hundred forty-five".
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