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52506867061 = 1119673749687
BaseRepresentation
bin110000111001101001…
…110011010101110101
312000112021221012202001
4300321221303111311
51330013224221221
640042112215301
73536112002035
oct607151632565
9160467835661
1052506867061
11202a4837410
12a21453a531
134c4a234a0c
14278164b8c5
1515749ca391
hexc39a73575

52506867061 has 16 divisors (see below), whose sum is σ = 61194908160. Its totient is φ = 44546269680.

The previous prime is 52506867047. The next prime is 52506867089. The reversal of 52506867061 is 16076860525.

It is not a de Polignac number, because 52506867061 - 29 = 52506866549 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52506867661) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1860841 + ... + 1888846.

It is an arithmetic number, because the mean of its divisors is an integer number (3824681760).

Almost surely, 252506867061 is an apocalyptic number.

It is an amenable number.

52506867061 is a deficient number, since it is larger than the sum of its proper divisors (8688041099).

52506867061 is a wasteful number, since it uses less digits than its factorization.

52506867061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3749784.

The product of its (nonzero) digits is 604800, while the sum is 46.

The spelling of 52506867061 in words is "fifty-two billion, five hundred six million, eight hundred sixty-seven thousand, sixty-one".

Divisors: 1 11 19 67 209 737 1273 14003 3749687 41246557 71244053 251229029 783684583 2763519319 4773351551 52506867061