Base | Representation |
---|---|
bin | 1011100111111… |
… | …0000110001111 |
3 | 10101201210210021 |
4 | 2321332012033 |
5 | 44440012431 |
6 | 4500523011 |
7 | 1131243112 |
oct | 271760617 |
9 | 111653707 |
10 | 48750991 |
11 | 25578383 |
12 | 143b0467 |
13 | a13ba53 |
14 | 6690579 |
15 | 442eb11 |
hex | 2e7e18f |
48750991 has 2 divisors, whose sum is σ = 48750992. Its totient is φ = 48750990.
The previous prime is 48750973. The next prime is 48751049. The reversal of 48750991 is 19905784.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 48750991 - 25 = 48750959 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (48750901) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24375495 + 24375496.
It is an arithmetic number, because the mean of its divisors is an integer number (24375496).
Almost surely, 248750991 is an apocalyptic number.
48750991 is a deficient number, since it is larger than the sum of its proper divisors (1).
48750991 is an equidigital number, since it uses as much as digits as its factorization.
48750991 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 90720, while the sum is 43.
The square root of 48750991 is about 6982.1909885078. The cubic root of 48750991 is about 365.3096540328.
The spelling of 48750991 in words is "forty-eight million, seven hundred fifty thousand, nine hundred ninety-one".
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