Base | Representation |
---|---|
bin | 1100001011010… |
… | …0011001011000 |
3 | 10120002122121221 |
4 | 3002310121120 |
5 | 101033224202 |
6 | 5022341424 |
7 | 1160043511 |
oct | 302643130 |
9 | 116078557 |
10 | 51070552 |
11 | 26912075 |
12 | 1512a874 |
13 | a771780 |
14 | 6ad5a08 |
15 | 473c037 |
hex | 30b4658 |
51070552 has 32 divisors (see below), whose sum is σ = 103420800. Its totient is φ = 23503104.
The previous prime is 51070531. The next prime is 51070553. The reversal of 51070552 is 25507015.
It is a happy number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (51070553) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62724 + ... + 63532.
It is an arithmetic number, because the mean of its divisors is an integer number (3231900).
Almost surely, 251070552 is an apocalyptic number.
51070552 is a gapful number since it is divisible by the number (52) formed by its first and last digit.
It is an amenable number.
51070552 is an abundant number, since it is smaller than the sum of its proper divisors (52350248).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
51070552 is a wasteful number, since it uses less digits than its factorization.
51070552 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1435 (or 1431 counting only the distinct ones).
The product of its (nonzero) digits is 1750, while the sum is 25.
The square root of 51070552 is about 7146.3663494114. The cubic root of 51070552 is about 371.0139027975.
Adding to 51070552 its reverse (25507015), we get a palindrome (76577567).
The spelling of 51070552 in words is "fifty-one million, seventy thousand, five hundred fifty-two".
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