Base | Representation |
---|---|
bin | 1011111101000… |
… | …0101100111111 |
3 | 10111100021021222 |
4 | 2333100230333 |
5 | 100313403134 |
6 | 4550343555 |
7 | 1146110456 |
oct | 277205477 |
9 | 114307258 |
10 | 50137919 |
11 | 263353a7 |
12 | 1495abbb |
13 | a506110 |
14 | 6931b9d |
15 | 4605a2e |
hex | 2fd0b3f |
50137919 has 4 divisors (see below), whose sum is σ = 53994696. Its totient is φ = 46281144.
The previous prime is 50137847. The next prime is 50137921. The reversal of 50137919 is 91973105.
It is a semiprime because it is the product of two primes.
It is not a de Polignac number, because 50137919 - 212 = 50133823 is a prime.
It is a super-2 number, since 2×501379192 = 5027621843301122, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (50137939) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1928369 + ... + 1928394.
It is an arithmetic number, because the mean of its divisors is an integer number (13498674).
Almost surely, 250137919 is an apocalyptic number.
50137919 is a deficient number, since it is larger than the sum of its proper divisors (3856777).
50137919 is a wasteful number, since it uses less digits than its factorization.
50137919 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3856776.
The product of its (nonzero) digits is 8505, while the sum is 35.
The square root of 50137919 is about 7080.8134419712. The cubic root of 50137919 is about 368.7415708501.
The spelling of 50137919 in words is "fifty million, one hundred thirty-seven thousand, nine hundred nineteen".
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