Base | Representation |
---|---|
bin | 1011111110111… |
… | …0110010011001 |
3 | 10111120112022220 |
4 | 2333232302121 |
5 | 100331324040 |
6 | 4553134253 |
7 | 1150132644 |
oct | 277566231 |
9 | 114515286 |
10 | 50261145 |
11 | 26409a40 |
12 | 149ba389 |
13 | a54a22c |
14 | 6964a5b |
15 | 462c2d0 |
hex | 2feec99 |
50261145 has 32 divisors (see below), whose sum is σ = 88058880. Its totient is φ = 24277440.
The previous prime is 50261131. The next prime is 50261153. The reversal of 50261145 is 54116205.
It is not a de Polignac number, because 50261145 - 29 = 50260633 is a prime.
It is a super-2 number, since 2×502611452 = 5052365393422050, which contains 22 as substring.
It is an unprimeable number.
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 31 ways as a sum of consecutive naturals, for example, 68772 + ... + 69498.
It is an arithmetic number, because the mean of its divisors is an integer number (2751840).
Almost surely, 250261145 is an apocalyptic number.
50261145 is a gapful number since it is divisible by the number (55) formed by its first and last digit.
It is an amenable number.
50261145 is a deficient number, since it is larger than the sum of its proper divisors (37797735).
50261145 is a wasteful number, since it uses less digits than its factorization.
50261145 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1165.
The product of its (nonzero) digits is 1200, while the sum is 24.
The square root of 50261145 is about 7089.5095034847. The cubic root of 50261145 is about 369.0434140796.
The spelling of 50261145 in words is "fifty million, two hundred sixty-one thousand, one hundred forty-five".
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