Base | Representation |
---|---|
bin | 1011101010111010… |
… | …1101100100111101 |
3 | 22002022221002221212 |
4 | 2322232231210331 |
5 | 22403444314420 |
6 | 1234510534205 |
7 | 140430265343 |
oct | 27256554475 |
9 | 8068832855 |
10 | 3132807485 |
11 | 136842a6a5 |
12 | 735207365 |
13 | 3ac073b52 |
14 | 21a0d7993 |
15 | 1350793c5 |
hex | babad93d |
3132807485 has 8 divisors (see below), whose sum is σ = 3762465336. Its totient is φ = 2504181760.
The previous prime is 3132807473. The next prime is 3132807487. The reversal of 3132807485 is 5847082313.
It can be written as a sum of positive squares in 4 ways, for example, as 284023609 + 2848783876 = 16853^2 + 53374^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a de Polignac number, because none of the positive numbers 2k-3132807485 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3132807487) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 251336 + ... + 263505.
It is an arithmetic number, because the mean of its divisors is an integer number (470308167).
Almost surely, 23132807485 is an apocalyptic number.
It is an amenable number.
3132807485 is a deficient number, since it is larger than the sum of its proper divisors (629657851).
3132807485 is a wasteful number, since it uses less digits than its factorization.
3132807485 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 516063.
The product of its (nonzero) digits is 161280, while the sum is 41.
The square root of 3132807485 is about 55971.4881435182. The cubic root of 3132807485 is about 1463.2254151776.
Adding to 3132807485 its reverse (5847082313), we get a palindrome (8979889798).
The spelling of 3132807485 in words is "three billion, one hundred thirty-two million, eight hundred seven thousand, four hundred eighty-five".
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