Base | Representation |
---|---|
bin | 1011111010111… |
… | …0110001011010 |
3 | 10111002012122112 |
4 | 2332232301122 |
5 | 100244431223 |
6 | 4543352322 |
7 | 1144661333 |
oct | 276566132 |
9 | 114065575 |
10 | 49998938 |
11 | 2624aa40 |
12 | 148b26a2 |
13 | a487a92 |
14 | 68d728a |
15 | 45c9778 |
hex | 2faec5a |
49998938 has 32 divisors (see below), whose sum is σ = 88672320. Its totient is φ = 20885760.
The previous prime is 49998931. The next prime is 49998947. The reversal of 49998938 is 83989994.
It is a super-2 number, since 2×499989382 = 4999787602255688, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (49998931) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14528 + ... + 17636.
It is an arithmetic number, because the mean of its divisors is an integer number (2771010).
Almost surely, 249998938 is an apocalyptic number.
49998938 is a deficient number, since it is larger than the sum of its proper divisors (38673382).
49998938 is a wasteful number, since it uses less digits than its factorization.
49998938 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3182.
The product of its digits is 5038848, while the sum is 59.
The square root of 49998938 is about 7070.9927167266. The cubic root of 49998938 is about 368.4005415513.
The spelling of 49998938 in words is "forty-nine million, nine hundred ninety-eight thousand, nine hundred thirty-eight".
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