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52102601 = 61854141
BaseRepresentation
bin1100011011000…
…0010111001001
310122001002022222
43012300113021
5101314240401
65100423425
71201602425
oct306602711
9118032288
1052102601
1127457501
1215547b75
13aa43455
146cc3b85
154892c1b
hex31b05c9

52102601 has 4 divisors (see below), whose sum is σ = 52956804. Its totient is φ = 51248400.

The previous prime is 52102591. The next prime is 52102619. The reversal of 52102601 is 10620125.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 6553600 + 45549001 = 2560^2 + 6749^2 .

It is a cyclic number.

It is not a de Polignac number, because 52102601 - 214 = 52086217 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 52102601.

It is not an unprimeable number, because it can be changed into a prime (52102201) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 427010 + ... + 427131.

It is an arithmetic number, because the mean of its divisors is an integer number (13239201).

Almost surely, 252102601 is an apocalyptic number.

It is an amenable number.

52102601 is a deficient number, since it is larger than the sum of its proper divisors (854203).

52102601 is an equidigital number, since it uses as much as digits as its factorization.

52102601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 854202.

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 52102601 is about 7218.2131445393. The cubic root of 52102601 is about 373.4964411824.

Adding to 52102601 its reverse (10620125), we get a palindrome (62722726).

The spelling of 52102601 in words is "fifty-two million, one hundred two thousand, six hundred one".

Divisors: 1 61 854141 52102601