Base | Representation |
---|---|
bin | 1011011111011… |
… | …0000110011101 |
3 | 10100200111200002 |
4 | 2313312012131 |
5 | 44314201244 |
6 | 4440544045 |
7 | 1123433066 |
oct | 267660635 |
9 | 110614602 |
10 | 48193949 |
11 | 25227911 |
12 | 14182025 |
13 | 9ca533b |
14 | 658756d |
15 | 436ea4e |
hex | 2df619d |
48193949 has 2 divisors, whose sum is σ = 48193950. Its totient is φ = 48193948.
The previous prime is 48193921. The next prime is 48193967. The reversal of 48193949 is 94939184.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 46648900 + 1545049 = 6830^2 + 1243^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-48193949 is a prime.
It is a Sophie Germain prime.
It is a Curzon number.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (48193909) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24096974 + 24096975.
It is an arithmetic number, because the mean of its divisors is an integer number (24096975).
Almost surely, 248193949 is an apocalyptic number.
It is an amenable number.
48193949 is a deficient number, since it is larger than the sum of its proper divisors (1).
48193949 is an equidigital number, since it uses as much as digits as its factorization.
48193949 is an evil number, because the sum of its binary digits is even.
The product of its digits is 279936, while the sum is 47.
The square root of 48193949 is about 6942.1861830406. The cubic root of 48193949 is about 363.9129451075.
The spelling of 48193949 in words is "forty-eight million, one hundred ninety-three thousand, nine hundred forty-nine".
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