Base | Representation |
---|---|
bin | 1011100010100… |
… | …0010010001001 |
3 | 10101001221121222 |
4 | 2320220102021 |
5 | 44342240442 |
6 | 4445211425 |
7 | 1125250256 |
oct | 270502211 |
9 | 111057558 |
10 | 48399497 |
11 | 25358293 |
12 | 14260b75 |
13 | a047a73 |
14 | 65dc42d |
15 | 43b08d2 |
hex | 2e28489 |
48399497 has 8 divisors (see below), whose sum is σ = 48929832. Its totient is φ = 47872000.
The previous prime is 48399487. The next prime is 48399523. The reversal of 48399497 is 79499384.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 15555136 + 32844361 = 3944^2 + 5731^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 48399497 - 26 = 48399433 is a prime.
It is a super-2 number, since 2×483994972 = 4685022619706018, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (48399487) 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, 54497 + ... + 55377.
It is an arithmetic number, because the mean of its divisors is an integer number (6116229).
Almost surely, 248399497 is an apocalyptic number.
It is an amenable number.
48399497 is a deficient number, since it is larger than the sum of its proper divisors (530335).
48399497 is a wasteful number, since it uses less digits than its factorization.
48399497 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1419.
The product of its digits is 1959552, while the sum is 53.
The square root of 48399497 is about 6956.9747016933. The cubic root of 48399497 is about 364.4295762581.
The spelling of 48399497 in words is "forty-eight million, three hundred ninety-nine thousand, four hundred ninety-seven".
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