Base | Representation |
---|---|
bin | 1011110000110… |
… | …1011010100101 |
3 | 10102211122001010 |
4 | 2330031122211 |
5 | 100112304041 |
6 | 4521252433 |
7 | 1136236425 |
oct | 274153245 |
9 | 112748033 |
10 | 49338021 |
11 | 25939427 |
12 | 14634119 |
13 | a2b5cc5 |
14 | 67a4485 |
15 | 44e8a16 |
hex | 2f0d6a5 |
49338021 has 8 divisors (see below), whose sum is σ = 66399264. Its totient is φ = 32584400.
The previous prime is 49338007. The next prime is 49338049. The reversal of 49338021 is 12083394.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-49338021 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 49338021.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (49338061) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 76530 + ... + 77171.
It is an arithmetic number, because the mean of its divisors is an integer number (8299908).
Almost surely, 249338021 is an apocalyptic number.
It is an amenable number.
49338021 is a deficient number, since it is larger than the sum of its proper divisors (17061243).
49338021 is a wasteful number, since it uses less digits than its factorization.
49338021 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 153811.
The product of its (nonzero) digits is 5184, while the sum is 30.
The square root of 49338021 is about 7024.1028608642. The cubic root of 49338021 is about 366.7700871722.
The spelling of 49338021 in words is "forty-nine million, three hundred thirty-eight thousand, twenty-one".
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