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52759390201 = 721076722249
BaseRepresentation
bin110001001000101101…
…000110011111111001
312001011220002201100221
4301020231012133321
51331022400441301
640123132500041
73545266263100
oct611055063771
9161156081327
1052759390201
1120414333821
12a28501a621
134c8a64b9ab
1427a6dc3037
15158bc5bda1
hexc48b467f9

52759390201 has 6 divisors (see below), whose sum is σ = 61373168250. Its totient is φ = 45222334416.

The previous prime is 52759390169. The next prime is 52759390219. The reversal of 52759390201 is 10209395725.

It can be written as a sum of positive squares in only one way, i.e., 39968006400 + 12791383801 = 199920^2 + 113099^2 .

It is not a de Polignac number, because 52759390201 - 25 = 52759390169 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52759390241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 538361076 + ... + 538361173.

It is an arithmetic number, because the mean of its divisors is an integer number (10228861375).

Almost surely, 252759390201 is an apocalyptic number.

It is an amenable number.

52759390201 is a deficient number, since it is larger than the sum of its proper divisors (8613778049).

52759390201 is a wasteful number, since it uses less digits than its factorization.

52759390201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1076722263 (or 1076722256 counting only the distinct ones).

The product of its (nonzero) digits is 170100, while the sum is 43.

The spelling of 52759390201 in words is "fifty-two billion, seven hundred fifty-nine million, three hundred ninety thousand, two hundred one".

Divisors: 1 7 49 1076722249 7537055743 52759390201