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52607073 = 3293719
BaseRepresentation
bin1100100010101…
…1100001100001
310122222201100010
43020223201201
5101431411243
65115315133
71206103251
oct310534141
9118881303
1052607073
1127771522
121574baa9
13ab8bc5c
146db5961
154942433
hex322b861

52607073 has 16 divisors (see below), whose sum is σ = 72748800. Its totient is φ = 33814928.

The previous prime is 52607063. The next prime is 52607117. The reversal of 52607073 is 37070625.

It is not a de Polignac number, because 52607073 - 24 = 52607057 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 52607073.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52607033) 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 15 ways as a sum of consecutive naturals, for example, 72808 + ... + 73526.

It is an arithmetic number, because the mean of its divisors is an integer number (4546800).

Almost surely, 252607073 is an apocalyptic number.

It is an amenable number.

52607073 is a deficient number, since it is larger than the sum of its proper divisors (20141727).

52607073 is an frugal number, since it uses more digits than its factorization.

52607073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 809 (or 751 counting only the distinct ones).

The product of its (nonzero) digits is 8820, while the sum is 30.

The square root of 52607073 is about 7253.0733485882. The cubic root of 52607073 is about 374.6980039721.

Adding to 52607073 its reverse (37070625), we get a palindrome (89677698).

The spelling of 52607073 in words is "fifty-two million, six hundred seven thousand, seventy-three".

Divisors: 1 3 29 87 719 841 2157 2523 20851 24389 62553 73167 604679 1814037 17535691 52607073