Base | Representation |
---|---|
bin | 1011110001011… |
… | …1101111111111 |
3 | 10102220210002220 |
4 | 2330113233333 |
5 | 100120132401 |
6 | 4522220423 |
7 | 1136504016 |
oct | 274275777 |
9 | 112823086 |
10 | 49380351 |
11 | 25968209 |
12 | 14654713 |
13 | a2cc357 |
14 | 67b5a7d |
15 | 4506336 |
hex | 2f17bff |
49380351 has 8 divisors (see below), whose sum is σ = 66018480. Its totient is φ = 32831232.
The previous prime is 49380347. The next prime is 49380371. The reversal of 49380351 is 15308394.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 49380351 - 22 = 49380347 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (49380341) 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, 20946 + ... + 23183.
It is an arithmetic number, because the mean of its divisors is an integer number (8252310).
Almost surely, 249380351 is an apocalyptic number.
49380351 is a deficient number, since it is larger than the sum of its proper divisors (16638129).
49380351 is a wasteful number, since it uses less digits than its factorization.
49380351 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 44505.
The product of its (nonzero) digits is 12960, while the sum is 33.
The square root of 49380351 is about 7027.1154110346. The cubic root of 49380351 is about 366.8749484235.
The spelling of 49380351 in words is "forty-nine million, three hundred eighty thousand, three hundred fifty-one".
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