Base | Representation |
---|---|
bin | 1111110101101000… |
… | …1011111000001101 |
3 | 101222021221120122122 |
4 | 3331122023320031 |
5 | 32201341000140 |
6 | 1541512222325 |
7 | 210233103602 |
oct | 37532137015 |
9 | 11867846578 |
10 | 4251500045 |
11 | 1891951a01 |
12 | 9a799a9a5 |
13 | 529a6ab00 |
14 | 2c49006a9 |
15 | 19d3a3ab5 |
hex | fd68be0d |
4251500045 has 12 divisors (see below), whose sum is σ = 5524435476. Its totient is φ = 3139568640.
The previous prime is 4251500003. The next prime is 4251500047. The reversal of 4251500045 is 5400051524.
It can be written as a sum of positive squares in 6 ways, for example, as 543542596 + 3707957449 = 23314^2 + 60893^2 .
It is a de Polignac number, because none of the positive numbers 2k-4251500045 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 4251499987 and 4251500023.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (4251500047) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2514836 + ... + 2516525.
It is an arithmetic number, because the mean of its divisors is an integer number (460369623).
Almost surely, 24251500045 is an apocalyptic number.
It is an amenable number.
4251500045 is a deficient number, since it is larger than the sum of its proper divisors (1272935431).
4251500045 is a wasteful number, since it uses less digits than its factorization.
4251500045 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5031392 (or 5031379 counting only the distinct ones).
The product of its (nonzero) digits is 4000, while the sum is 26.
The square root of 4251500045 is about 65203.5278570109. The cubic root of 4251500045 is about 1619.9964493394.
Adding to 4251500045 its reverse (5400051524), we get a palindrome (9651551569).
The spelling of 4251500045 in words is "four billion, two hundred fifty-one million, five hundred thousand, forty-five".
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