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52909660441 = 11419012
BaseRepresentation
bin110001010001101010…
…010101100100011001
312001120100212020101101
4301101222111210121
51331324333113231
640150101351401
73552102456541
oct612152254431
9161510766341
1052909660441
1120491140000
12a307408561
134cb28138b1
1427bcd3c321
15159a041661
hexc51a95919

52909660441 has 15 divisors (see below), whose sum is σ = 58230896815. Its totient is φ = 48074389000.

The previous prime is 52909660429. The next prime is 52909660477. The reversal of 52909660441 is 14406690925.

The square root of 52909660441 is 230021.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 4412812041 + 48496848400 = 66429^2 + 220220^2 .

It is not a de Polignac number, because 52909660441 - 223 = 52901271833 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 52909660391 and 52909660400.

It is not an unprimeable number, because it can be changed into a prime (52909660481) by changing a digit.

It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 27831591 + ... + 27833491.

Almost surely, 252909660441 is an apocalyptic number.

52909660441 is the 230021-st square number.

52909660441 is the 115011-st centered octagonal number.

It is an amenable number.

52909660441 is a deficient number, since it is larger than the sum of its proper divisors (5321236374).

52909660441 is an frugal number, since it uses more digits than its factorization.

52909660441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3846 (or 1912 counting only the distinct ones).

The product of its (nonzero) digits is 466560, while the sum is 46.

The spelling of 52909660441 in words is "fifty-two billion, nine hundred nine million, six hundred sixty thousand, four hundred forty-one".

Divisors: 1 11 121 1331 1901 14641 20911 230021 2530231 3613801 27832541 39751811 437269921 4809969131 52909660441