Base | Representation |
---|---|
bin | 1011110010111… |
… | …0000110011100 |
3 | 10110002102200121 |
4 | 2330232012130 |
5 | 100131100100 |
6 | 4524204324 |
7 | 1140334642 |
oct | 274560634 |
9 | 113072617 |
10 | 49471900 |
11 | 25a1aa75 |
12 | 146996a4 |
13 | a331c1a |
14 | 67db192 |
15 | 452351a |
hex | 2f2e19c |
49471900 has 18 divisors (see below), whose sum is σ = 107354240. Its totient is φ = 19788720.
The previous prime is 49471897. The next prime is 49471909. The reversal of 49471900 is 917494.
It is a super-2 number, since 2×494719002 = 4894937779220000, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (49471909) 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, 247260 + ... + 247459.
Almost surely, 249471900 is an apocalyptic number.
It is an amenable number.
49471900 is an abundant number, since it is smaller than the sum of its proper divisors (57882340).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
49471900 is a wasteful number, since it uses less digits than its factorization.
49471900 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 494733 (or 494726 counting only the distinct ones).
The product of its (nonzero) digits is 9072, while the sum is 34.
The square root of 49471900 is about 7033.6263762017. The cubic root of 49471900 is about 367.1015317981.
The spelling of 49471900 in words is "forty-nine million, four hundred seventy-one thousand, nine hundred".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.082 sec. • engine limits •