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52166658301 = 424371229273
BaseRepresentation
bin110000100101011000…
…000000100011111101
311222122120202211001121
4300211120000203331
51323314131031201
635544240310541
73524511164542
oct604530004375
9158576684047
1052166658301
112013a79a54a
12a13a612451
134bc48c9364
14274c3acbc9
151554bc79a1
hexc256008fd

52166658301 has 4 divisors (see below), whose sum is σ = 52167930012. Its totient is φ = 52165386592.

The previous prime is 52166658251. The next prime is 52166658307. The reversal of 52166658301 is 10385666125.

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 48641861401 + 3524796900 = 220549^2 + 59370^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-52166658301 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 (52166658307) 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, 572200 + ... + 657073.

It is an arithmetic number, because the mean of its divisors is an integer number (13041982503).

Almost surely, 252166658301 is an apocalyptic number.

It is an amenable number.

52166658301 is a deficient number, since it is larger than the sum of its proper divisors (1271711).

52166658301 is a wasteful number, since it uses less digits than its factorization.

52166658301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1271710.

The product of its (nonzero) digits is 259200, while the sum is 43.

The spelling of 52166658301 in words is "fifty-two billion, one hundred sixty-six million, six hundred fifty-eight thousand, three hundred one".

Divisors: 1 42437 1229273 52166658301