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52205801 is a prime number
BaseRepresentation
bin1100011100100…
…1100011101001
310122020022220012
43013021203221
5101331041201
65102541305
71202512334
oct307114351
9118208805
1052205801
1127517a9a
1215597835
13aa7b40b
146d0d61b
1548b35bb
hex31c98e9

52205801 has 2 divisors, whose sum is σ = 52205802. Its totient is φ = 52205800.

The previous prime is 52205773. The next prime is 52205843. The reversal of 52205801 is 10850225.

52205801 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 31091776 + 21114025 = 5576^2 + 4595^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-52205801 is a prime.

It is not a weakly prime, because it can be changed into another prime (52205851) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26102900 + 26102901.

It is an arithmetic number, because the mean of its divisors is an integer number (26102901).

Almost surely, 252205801 is an apocalyptic number.

It is an amenable number.

52205801 is a deficient number, since it is larger than the sum of its proper divisors (1).

52205801 is an equidigital number, since it uses as much as digits as its factorization.

52205801 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 800, while the sum is 23.

The square root of 52205801 is about 7225.3581918131. The cubic root of 52205801 is about 373.7428742541.

The spelling of 52205801 in words is "fifty-two million, two hundred five thousand, eight hundred one".