Base | Representation |
---|---|
bin | 1100001101000… |
… | …1101001100011 |
3 | 10120022201222200 |
4 | 3003101221203 |
5 | 101101042441 |
6 | 5025104243 |
7 | 1161053031 |
oct | 303215143 |
9 | 116281880 |
10 | 51190371 |
11 | 269940a1 |
12 | 15188083 |
13 | a7b417b |
14 | 6b27551 |
15 | 47627b6 |
hex | 30d1a63 |
51190371 has 12 divisors (see below), whose sum is σ = 74133072. Its totient is φ = 34038576.
The previous prime is 51190369. The next prime is 51190409. The reversal of 51190371 is 17309115.
It is a happy number.
It is not a de Polignac number, because 51190371 - 21 = 51190369 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (51190871) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3591 + ... + 10736.
It is an arithmetic number, because the mean of its divisors is an integer number (6177756).
Almost surely, 251190371 is an apocalyptic number.
51190371 is a deficient number, since it is larger than the sum of its proper divisors (22942701).
51190371 is a wasteful number, since it uses less digits than its factorization.
51190371 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14730 (or 14727 counting only the distinct ones).
The product of its (nonzero) digits is 945, while the sum is 27.
The square root of 51190371 is about 7154.7446495315. The cubic root of 51190371 is about 371.3038271781.
Adding to 51190371 its reverse (17309115), we get a palindrome (68499486).
The spelling of 51190371 in words is "fifty-one million, one hundred ninety thousand, three hundred seventy-one".
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