Base | Representation |
---|---|
bin | 1011101111100… |
… | …1110111011010 |
3 | 10102200120012101 |
4 | 2323321313122 |
5 | 100102223241 |
6 | 4515434014 |
7 | 1135454113 |
oct | 273716732 |
9 | 112616171 |
10 | 49257946 |
11 | 25894251 |
12 | 145b590a |
13 | a28871a |
14 | 678320a |
15 | 44cee31 |
hex | 2ef9dda |
49257946 has 8 divisors (see below), whose sum is σ = 76270464. Its totient is φ = 23834460.
The previous prime is 49257907. The next prime is 49257947. The reversal of 49257946 is 64975294.
49257946 = T5729 + T5730 + T5731.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a junction number, because it is equal to n+sod(n) for n = 49257896 and 49257905.
It is not an unprimeable number, because it can be changed into a prime (49257947) 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, 397180 + ... + 397303.
It is an arithmetic number, because the mean of its divisors is an integer number (9533808).
Almost surely, 249257946 is an apocalyptic number.
49257946 is the 5731-st centered triangular number.
49257946 is a deficient number, since it is larger than the sum of its proper divisors (27012518).
49257946 is a wasteful number, since it uses less digits than its factorization.
49257946 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 794516.
The product of its digits is 544320, while the sum is 46.
The square root of 49257946 is about 7018.4005300353. The cubic root of 49257946 is about 366.5715586199.
The spelling of 49257946 in words is "forty-nine million, two hundred fifty-seven thousand, nine hundred forty-six".
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