Base | Representation |
---|---|
bin | 1011100001100… |
… | …1111111111011 |
3 | 10100221222100221 |
4 | 2320121333323 |
5 | 44333402422 |
6 | 4444040511 |
7 | 1124614552 |
oct | 270317773 |
9 | 110858327 |
10 | 48340987 |
11 | 25318332 |
12 | 14233137 |
13 | a027246 |
14 | 65c4d99 |
15 | 439d3c7 |
hex | 2e19ffb |
48340987 has 4 divisors (see below), whose sum is σ = 49465240. Its totient is φ = 47216736.
The previous prime is 48340967. The next prime is 48341021. The reversal of 48340987 is 78904384.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 48340987 - 215 = 48308219 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (43), and also a Moran number because the ratio is a prime number: 1124209 = 48340987 / (4 + 8 + 3 + 4 + 0 + 9 + 8 + 7).
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (48340967) 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, 562062 + ... + 562147.
It is an arithmetic number, because the mean of its divisors is an integer number (12366310).
Almost surely, 248340987 is an apocalyptic number.
48340987 is a deficient number, since it is larger than the sum of its proper divisors (1124253).
48340987 is a wasteful number, since it uses less digits than its factorization.
48340987 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1124252.
The product of its (nonzero) digits is 193536, while the sum is 43.
The square root of 48340987 is about 6952.7682975920. The cubic root of 48340987 is about 364.2826644515.
The spelling of 48340987 in words is "forty-eight million, three hundred forty thousand, nine hundred eighty-seven".
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