Base | Representation |
---|---|
bin | 1011111010100… |
… | …0010001110100 |
3 | 10111000212011102 |
4 | 2332220101310 |
5 | 100243103330 |
6 | 4543025232 |
7 | 1144520645 |
oct | 276502164 |
9 | 114025142 |
10 | 49972340 |
11 | 26231a60 |
12 | 1489b218 |
13 | a478942 |
14 | 68cb6cc |
15 | 45c1945 |
hex | 2fa8474 |
49972340 has 24 divisors (see below), whose sum is σ = 114482592. Its totient is φ = 18171680.
The previous prime is 49972331. The next prime is 49972357. The reversal of 49972340 is 4327994.
49972340 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a junction number, because it is equal to n+sod(n) for n = 49972294 and 49972303.
It is a congruent number.
It is an unprimeable number.
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 7 ways as a sum of consecutive naturals, for example, 113354 + ... + 113793.
It is an arithmetic number, because the mean of its divisors is an integer number (4770108).
Almost surely, 249972340 is an apocalyptic number.
It is an amenable number.
49972340 is an abundant number, since it is smaller than the sum of its proper divisors (64510252).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
49972340 is a wasteful number, since it uses less digits than its factorization.
49972340 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 227167 (or 227165 counting only the distinct ones).
The product of its (nonzero) digits is 54432, while the sum is 38.
The square root of 49972340 is about 7069.1116839388. Note that the first 3 decimals coincide. The cubic root of 49972340 is about 368.3352037924.
It can be divided in two parts, 4997 and 2340, that added together give a palindrome (7337).
The spelling of 49972340 in words is "forty-nine million, nine hundred seventy-two thousand, three hundred forty".
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