Base | Representation |
---|---|
bin | 101101001011101111… |
… | …110010011101010001 |
3 | 11122020010101200002001 |
4 | 231023233302131101 |
5 | 1243324424141042 |
6 | 34142050354001 |
7 | 3335154411403 |
oct | 551357623521 |
9 | 148203350061 |
10 | 48515458897 |
11 | 19636791384 |
12 | 949b88b901 |
13 | 4762330c39 |
14 | 24c34d2b73 |
15 | 13de3a0bb7 |
hex | b4bbf2751 |
48515458897 has 4 divisors (see below), whose sum is σ = 48690605236. Its totient is φ = 48340312560.
The previous prime is 48515458879. The next prime is 48515458913. The reversal of 48515458897 is 79885451584.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 25306764561 + 23208694336 = 159081^2 + 152344^2 .
It is a cyclic number.
It is not a de Polignac number, because 48515458897 - 223 = 48507070289 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (48515458847) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 87572754 + ... + 87573307.
It is an arithmetic number, because the mean of its divisors is an integer number (12172651309).
Almost surely, 248515458897 is an apocalyptic number.
It is an amenable number.
48515458897 is a deficient number, since it is larger than the sum of its proper divisors (175146339).
48515458897 is a wasteful number, since it uses less digits than its factorization.
48515458897 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 175146338.
The product of its digits is 64512000, while the sum is 64.
The spelling of 48515458897 in words is "forty-eight billion, five hundred fifteen million, four hundred fifty-eight thousand, eight hundred ninety-seven".
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