Base | Representation |
---|---|
bin | 1100010011100… |
… | …1000110101001 |
3 | 10121010021021010 |
4 | 3010321012221 |
5 | 101203122441 |
6 | 5042134133 |
7 | 1164466326 |
oct | 304710651 |
9 | 117107233 |
10 | 51614121 |
11 | 271534a9 |
12 | 15351349 |
13 | a902000 |
14 | 6bd7b4d |
15 | 47e8116 |
hex | 31391a9 |
51614121 has 32 divisors (see below), whose sum is σ = 76769280. Its totient is φ = 30825600.
The previous prime is 51614117. The next prime is 51614137. The reversal of 51614121 is 12141615.
It is not a de Polignac number, because 51614121 - 22 = 51614117 is a prime.
It is not an unprimeable number, because it can be changed into a prime (51614111) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 270136 + ... + 270326.
It is an arithmetic number, because the mean of its divisors is an integer number (2399040).
Almost surely, 251614121 is an apocalyptic number.
It is an amenable number.
51614121 is a deficient number, since it is larger than the sum of its proper divisors (25155159).
51614121 is a wasteful number, since it uses less digits than its factorization.
51614121 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 274 (or 248 counting only the distinct ones).
The product of its digits is 240, while the sum is 21.
The square root of 51614121 is about 7184.2968340680. The cubic root of 51614121 is about 372.3255547011.
Adding to 51614121 its reverse (12141615), we get a palindrome (63755736).
The spelling of 51614121 in words is "fifty-one million, six hundred fourteen thousand, one hundred twenty-one".
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