Base | Representation |
---|---|
bin | 1011011100101… |
… | …1001101010101 |
3 | 10100100120200010 |
4 | 2313023031111 |
5 | 44243041021 |
6 | 4433110433 |
7 | 1122101634 |
oct | 267131525 |
9 | 110316603 |
10 | 48018261 |
11 | 25117915 |
12 | 140b8419 |
13 | 9c43395 |
14 | 653d51b |
15 | 4337976 |
hex | 2dcb355 |
48018261 has 4 divisors (see below), whose sum is σ = 64024352. Its totient is φ = 32012172.
The previous prime is 48018253. The next prime is 48018307. The reversal of 48018261 is 16281084.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is not a de Polignac number, because 48018261 - 23 = 48018253 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (48018211) 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, 8003041 + ... + 8003046.
It is an arithmetic number, because the mean of its divisors is an integer number (16006088).
Almost surely, 248018261 is an apocalyptic number.
It is an amenable number.
48018261 is a deficient number, since it is larger than the sum of its proper divisors (16006091).
48018261 is a wasteful number, since it uses less digits than its factorization.
48018261 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16006090.
The product of its (nonzero) digits is 3072, while the sum is 30.
The square root of 48018261 is about 6929.5209791154. The cubic root of 48018261 is about 363.4701994443.
The spelling of 48018261 in words is "forty-eight million, eighteen thousand, two hundred sixty-one".
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