Base | Representation |
---|---|
bin | 1011110111011… |
… | …1100001001100 |
3 | 10110122201012101 |
4 | 2331313201030 |
5 | 100220210440 |
6 | 4534444444 |
7 | 1143026452 |
oct | 275674114 |
9 | 113581171 |
10 | 49772620 |
11 | 261059a7 |
12 | 14803724 |
13 | a408a71 |
14 | 68789d2 |
15 | 458269a |
hex | 2f7784c |
49772620 has 24 divisors (see below), whose sum is σ = 105221088. Its totient is φ = 19776000.
The previous prime is 49772603. The next prime is 49772663. The reversal of 49772620 is 2627794.
It is a happy number.
It is a self number, because there is not a number n which added to its sum of digits gives 49772620.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5221 + ... + 11260.
It is an arithmetic number, because the mean of its divisors is an integer number (4384212).
Almost surely, 249772620 is an apocalyptic number.
It is an amenable number.
49772620 is an abundant number, since it is smaller than the sum of its proper divisors (55448468).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
49772620 is a wasteful number, since it uses less digits than its factorization.
49772620 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16641 (or 16639 counting only the distinct ones).
The product of its (nonzero) digits is 42336, while the sum is 37.
The square root of 49772620 is about 7054.9712968941. The cubic root of 49772620 is about 367.8438511282.
The spelling of 49772620 in words is "forty-nine million, seven hundred seventy-two thousand, six hundred twenty".
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