Base | Representation |
---|---|
bin | 1011110011000… |
… | …0100010000000 |
3 | 10110002221100100 |
4 | 2330300202000 |
5 | 100131404411 |
6 | 4524322400 |
7 | 1140405654 |
oct | 274604200 |
9 | 113087310 |
10 | 49481856 |
11 | 25a274a6 |
12 | 146a3400 |
13 | a336608 |
14 | 6800a64 |
15 | 4526456 |
hex | 2f30880 |
49481856 has 48 divisors (see below), whose sum is σ = 142392510. Its totient is φ = 16493568.
The previous prime is 49481851. The next prime is 49481893. The reversal of 49481856 is 65818494.
49481856 is a `hidden beast` number, since 494 + 81 + 85 + 6 = 666.
It can be written as a sum of positive squares in only one way, i.e., 48776256 + 705600 = 6984^2 + 840^2 .
It is a tau number, because it is divible by the number of its divisors (48).
It is not an unprimeable number, because it can be changed into a prime (49481851) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 20325 + ... + 22628.
Almost surely, 249481856 is an apocalyptic number.
It is an amenable number.
49481856 is an abundant number, since it is smaller than the sum of its proper divisors (92910654).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
49481856 is a wasteful number, since it uses less digits than its factorization.
49481856 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 42973 (or 42958 counting only the distinct ones).
The product of its digits is 276480, while the sum is 45.
The square root of 49481856 is about 7034.3340836216. The cubic root of 49481856 is about 367.1261559969.
The spelling of 49481856 in words is "forty-nine million, four hundred eighty-one thousand, eight hundred fifty-six".
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