Base | Representation |
---|---|
bin | 1011101100001… |
… | …0101011010110 |
3 | 10102021002010002 |
4 | 2323002223112 |
5 | 100023010034 |
6 | 4510531302 |
7 | 1133523062 |
oct | 273025326 |
9 | 112232102 |
10 | 49031894 |
11 | 2574a42a |
12 | 14506b32 |
13 | a209872 |
14 | 6724aa2 |
15 | 4487e7e |
hex | 2ec2ad6 |
49031894 has 32 divisors (see below), whose sum is σ = 80870400. Its totient is φ = 22209120.
The previous prime is 49031881. The next prime is 49031909. The reversal of 49031894 is 49813094.
It is a Harshad number since it is a multiple of its sum of digits (38).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 125852 + ... + 126240.
It is an arithmetic number, because the mean of its divisors is an integer number (2527200).
Almost surely, 249031894 is an apocalyptic number.
49031894 is a deficient number, since it is larger than the sum of its proper divisors (31838506).
49031894 is a wasteful number, since it uses less digits than its factorization.
49031894 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 548.
The product of its (nonzero) digits is 31104, while the sum is 38.
The square root of 49031894 is about 7002.2777722681. The cubic root of 49031894 is about 366.0099482699.
The spelling of 49031894 in words is "forty-nine million, thirty-one thousand, eight hundred ninety-four".
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