Base | Representation |
---|---|
bin | 1011110110111… |
… | …0010100100001 |
3 | 10110120210112000 |
4 | 2331232110201 |
5 | 100213004240 |
6 | 4533554213 |
7 | 1142511561 |
oct | 275562441 |
9 | 113523460 |
10 | 49734945 |
11 | 2608a667 |
12 | 147a5969 |
13 | a3c4880 |
14 | 6868da1 |
15 | 4576430 |
hex | 2f6e521 |
49734945 has 64 divisors (see below), whose sum is σ = 100880640. Its totient is φ = 23030784.
The previous prime is 49734941. The next prime is 49734959. The reversal of 49734945 is 54943794.
It is a happy number.
It is not a de Polignac number, because 49734945 - 22 = 49734941 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a self number, because there is not a number n which added to its sum of digits gives 49734945.
It is not an unprimeable number, because it can be changed into a prime (49734941) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 29002 + ... + 30668.
It is an arithmetic number, because the mean of its divisors is an integer number (1576260).
Almost surely, 249734945 is an apocalyptic number.
49734945 is a gapful number since it is divisible by the number (45) formed by its first and last digit.
It is an amenable number.
49734945 is an abundant number, since it is smaller than the sum of its proper divisors (51145695).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
49734945 is a wasteful number, since it uses less digits than its factorization.
49734945 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1711 (or 1705 counting only the distinct ones).
The product of its digits is 544320, while the sum is 45.
The square root of 49734945 is about 7052.3006884279. The cubic root of 49734945 is about 367.7510155139.
The spelling of 49734945 in words is "forty-nine million, seven hundred thirty-four thousand, nine hundred forty-five".
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