Base | Representation |
---|---|
bin | 1000010111010111… |
… | …1100110100110101 |
3 | 12210111022212001200 |
4 | 2011311330310311 |
5 | 14044322400001 |
6 | 1010453043113 |
7 | 106434353451 |
oct | 20565746465 |
9 | 5714285050 |
10 | 2245512501 |
11 | a52595861 |
12 | 528026499 |
13 | 29a2a832b |
14 | 174327661 |
15 | d220c086 |
hex | 85d7cd35 |
2245512501 has 6 divisors (see below), whose sum is σ = 3243518070. Its totient is φ = 1497008328.
The previous prime is 2245512487. The next prime is 2245512523. The reversal of 2245512501 is 1052155422.
It can be written as a sum of positive squares in only one way, i.e., 1265509476 + 980003025 = 35574^2 + 31305^2 .
It is not a de Polignac number, because 2245512501 - 223 = 2237123893 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2245512301) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 124750686 + ... + 124750703.
It is an arithmetic number, because the mean of its divisors is an integer number (540586345).
Almost surely, 22245512501 is an apocalyptic number.
It is an amenable number.
2245512501 is a deficient number, since it is larger than the sum of its proper divisors (998005569).
2245512501 is a wasteful number, since it uses less digits than its factorization.
2245512501 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 249501395 (or 249501392 counting only the distinct ones).
The product of its (nonzero) digits is 4000, while the sum is 27.
The square root of 2245512501 is about 47386.8389006906. The cubic root of 2245512501 is about 1309.4989636479.
Adding to 2245512501 its reverse (1052155422), we get a palindrome (3297667923).
The spelling of 2245512501 in words is "two billion, two hundred forty-five million, five hundred twelve thousand, five hundred one".
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