Base | Representation |
---|---|
bin | 1100010010001… |
… | …1110110100101 |
3 | 10120221211212021 |
4 | 3010203312211 |
5 | 101142331302 |
6 | 5040223141 |
7 | 1163654500 |
oct | 304436645 |
9 | 116854767 |
10 | 51527077 |
11 | 270a4068 |
12 | 1530aab1 |
13 | a8a14c4 |
14 | 6bb4137 |
15 | 47cc437 |
hex | 3123da5 |
51527077 has 12 divisors (see below), whose sum is σ = 61073676. Its totient is φ = 43330560.
The previous prime is 51527041. The next prime is 51527083. The reversal of 51527077 is 77072515.
51527077 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 2 ways, for example, as 14182756 + 37344321 = 3766^2 + 6111^2 .
It is a de Polignac number, because none of the positive numbers 2k-51527077 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (51521077) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7324 + ... + 12517.
It is an arithmetic number, because the mean of its divisors is an integer number (5089473).
Almost surely, 251527077 is an apocalyptic number.
It is an amenable number.
51527077 is a deficient number, since it is larger than the sum of its proper divisors (9546599).
51527077 is a wasteful number, since it uses less digits than its factorization.
51527077 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 19908 (or 19901 counting only the distinct ones).
The product of its (nonzero) digits is 17150, while the sum is 34.
The square root of 51527077 is about 7178.2363432810. The cubic root of 51527077 is about 372.1161356477.
The spelling of 51527077 in words is "fifty-one million, five hundred twenty-seven thousand, seventy-seven".
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