Base | Representation |
---|---|
bin | 1011100110010… |
… | …1010101001001 |
3 | 10101112122122000 |
4 | 2321211111021 |
5 | 44423241140 |
6 | 4454421213 |
7 | 1130341260 |
oct | 271452511 |
9 | 111478560 |
10 | 48649545 |
11 | 2550913a |
12 | 14361809 |
13 | a104819 |
14 | 66655d7 |
15 | 440ea30 |
hex | 2e65549 |
48649545 has 32 divisors (see below), whose sum is σ = 98845440. Its totient is φ = 22239360.
The previous prime is 48649511. The next prime is 48649547. The reversal of 48649545 is 54594684.
48649545 is a `hidden beast` number, since 48 + 64 + 9 + 545 = 666.
48649545 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 48649545 - 29 = 48649033 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 48649545.
It is not an unprimeable number, because it can be changed into a prime (48649547) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 24796 + ... + 26685.
It is an arithmetic number, because the mean of its divisors is an integer number (3088920).
Almost surely, 248649545 is an apocalyptic number.
48649545 is a gapful number since it is divisible by the number (45) formed by its first and last digit.
It is an amenable number.
48649545 is an abundant number, since it is smaller than the sum of its proper divisors (50195895).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
48649545 is a wasteful number, since it uses less digits than its factorization.
48649545 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 51502 (or 51496 counting only the distinct ones).
The product of its digits is 691200, while the sum is 45.
The square root of 48649545 is about 6974.9225802155. The cubic root of 48649545 is about 365.0560869587.
It can be divided in two parts, 48649 and 545, that added together give a palindrome (49194).
The spelling of 48649545 in words is "forty-eight million, six hundred forty-nine thousand, five hundred forty-five".
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