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52023541 = 233223277
BaseRepresentation
bin1100011001110…
…1000011110101
310121220001212211
43012131003311
5101304223131
65055013421
71201123063
oct306350365
9117801784
1052023541
1127403069
121550a271
13aa1647b
146ca3033
1548795b1
hex319d0f5

52023541 has 4 divisors (see below), whose sum is σ = 52247052. Its totient is φ = 51800032.

The previous prime is 52023511. The next prime is 52023551. The reversal of 52023541 is 14532025.

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 23561316 + 28462225 = 4854^2 + 5335^2 .

It is a cyclic number.

It is not a de Polignac number, because 52023541 - 211 = 52021493 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 (52023511) 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, 111406 + ... + 111871.

It is an arithmetic number, because the mean of its divisors is an integer number (13061763).

Almost surely, 252023541 is an apocalyptic number.

It is an amenable number.

52023541 is a deficient number, since it is larger than the sum of its proper divisors (223511).

52023541 is a wasteful number, since it uses less digits than its factorization.

52023541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 223510.

The product of its (nonzero) digits is 1200, while the sum is 22.

The square root of 52023541 is about 7212.7346408973. The cubic root of 52023541 is about 373.3074322131.

Adding to 52023541 its reverse (14532025), we get a palindrome (66555566).

The spelling of 52023541 in words is "fifty-two million, twenty-three thousand, five hundred forty-one".

Divisors: 1 233 223277 52023541