Base | Representation |
---|---|
bin | 1011101000110… |
… | …0111101001011 |
3 | 10101211220021100 |
4 | 2322030331023 |
5 | 44443434401 |
6 | 4502112443 |
7 | 1131615414 |
oct | 272147513 |
9 | 111756240 |
10 | 48811851 |
11 | 2560a080 |
12 | 1441b723 |
13 | a16066a |
14 | 66a880b |
15 | 4442b86 |
hex | 2e8cf4b |
48811851 has 12 divisors (see below), whose sum is σ = 76915800. Its totient is φ = 29582880.
The previous prime is 48811813. The next prime is 48811877. The reversal of 48811851 is 15811884.
It is a happy number.
It is not a de Polignac number, because 48811851 - 26 = 48811787 is a prime.
It is not an unprimeable number, because it can be changed into a prime (48811891) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 246426 + ... + 246623.
It is an arithmetic number, because the mean of its divisors is an integer number (6409650).
Almost surely, 248811851 is an apocalyptic number.
48811851 is a deficient number, since it is larger than the sum of its proper divisors (28103949).
48811851 is a wasteful number, since it uses less digits than its factorization.
48811851 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 493066 (or 493063 counting only the distinct ones).
The product of its digits is 10240, while the sum is 36.
The square root of 48811851 is about 6986.5478599949. The cubic root of 48811851 is about 365.4616065013.
The spelling of 48811851 in words is "forty-eight million, eight hundred eleven thousand, eight hundred fifty-one".
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