Base | Representation |
---|---|
bin | 1011101111111… |
… | …0011110101000 |
3 | 10102201112010011 |
4 | 2323332132220 |
5 | 100103324330 |
6 | 4520101304 |
7 | 1135563154 |
oct | 273763650 |
9 | 112645104 |
10 | 49276840 |
11 | 258a7468 |
12 | 14604834 |
13 | a2941c2 |
14 | 678a064 |
15 | 44d582a |
hex | 2efe7a8 |
49276840 has 32 divisors (see below), whose sum is σ = 112440960. Its totient is φ = 19432000.
The previous prime is 49276819. The next prime is 49276841. The reversal of 49276840 is 4867294.
It is a Harshad number since it is a multiple of its sum of digits (40).
It is a junction number, because it is equal to n+sod(n) for n = 49276793 and 49276802.
It is not an unprimeable number, because it can be changed into a prime (49276841) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5836 + ... + 11515.
It is an arithmetic number, because the mean of its divisors is an integer number (3513780).
Almost surely, 249276840 is an apocalyptic number.
49276840 is a gapful number since it is divisible by the number (40) formed by its first and last digit.
It is an amenable number.
49276840 is an abundant number, since it is smaller than the sum of its proper divisors (63164120).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
49276840 is a wasteful number, since it uses less digits than its factorization.
49276840 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 17433 (or 17429 counting only the distinct ones).
The product of its (nonzero) digits is 96768, while the sum is 40.
The square root of 49276840 is about 7019.7464341670. The cubic root of 49276840 is about 366.6184215678.
The spelling of 49276840 in words is "forty-nine million, two hundred seventy-six thousand, eight hundred forty".
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