Base | Representation |
---|---|
bin | 1011100111110… |
… | …1001100101101 |
3 | 10101201121201220 |
4 | 2321331030231 |
5 | 44434403214 |
6 | 4500453553 |
7 | 1131226302 |
oct | 271751455 |
9 | 111647656 |
10 | 48747309 |
11 | 25575636 |
12 | 143aa2b9 |
13 | a13a180 |
14 | 668d0a9 |
15 | 442d9a9 |
hex | 2e7d32d |
48747309 has 16 divisors (see below), whose sum is σ = 70234752. Its totient is φ = 29896128.
The previous prime is 48747271. The next prime is 48747317. The reversal of 48747309 is 90374784.
It is not a de Polignac number, because 48747309 - 28 = 48747053 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (48747329) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10392 + ... + 14334.
It is an arithmetic number, because the mean of its divisors is an integer number (4389672).
Almost surely, 248747309 is an apocalyptic number.
It is an amenable number.
48747309 is a deficient number, since it is larger than the sum of its proper divisors (21487443).
48747309 is a wasteful number, since it uses less digits than its factorization.
48747309 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4276.
The product of its (nonzero) digits is 169344, while the sum is 42.
The square root of 48747309 is about 6981.9273127124. The cubic root of 48747309 is about 365.3004569274.
The spelling of 48747309 in words is "forty-eight million, seven hundred forty-seven thousand, three hundred nine".
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