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52246461 = 317415487
BaseRepresentation
bin1100011101001…
…1011110111101
310122022101200010
43013103132331
5101333341321
65103453433
71203042021
oct307233675
9118271603
1052246461
11275455a3
12155b7279
13aa93a87
146d20381
1548c0676
hex31d37bd

52246461 has 4 divisors (see below), whose sum is σ = 69661952. Its totient is φ = 34830972.

The previous prime is 52246427. The next prime is 52246463. The reversal of 52246461 is 16464225.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 52246461 - 213 = 52238269 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52246463) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 8707741 + ... + 8707746.

It is an arithmetic number, because the mean of its divisors is an integer number (17415488).

Almost surely, 252246461 is an apocalyptic number.

It is an amenable number.

52246461 is a deficient number, since it is larger than the sum of its proper divisors (17415491).

52246461 is a wasteful number, since it uses less digits than its factorization.

52246461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17415490.

The product of its digits is 11520, while the sum is 30.

The square root of 52246461 is about 7228.1713455064. The cubic root of 52246461 is about 373.8398777894.

The spelling of 52246461 in words is "fifty-two million, two hundred forty-six thousand, four hundred sixty-one".

Divisors: 1 3 17415487 52246461