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28060671814 = 2753137276041
BaseRepresentation
bin11010001000100010…
…111101111101000110
32200102121002211020021
4122020202331331012
5424432012444224
620520233325354
72012240526550
oct321042757506
980377084207
1028060671814
111099a57706a
12553156685a
132852671726
141502a644d0
15ae374d1e4
hex6888bdf46

28060671814 has 32 divisors (see below), whose sum is σ = 49369559616. Its totient is φ = 11712929280.

The previous prime is 28060671811. The next prime is 28060671839. The reversal of 28060671814 is 41817606082.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (28060671811) 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, 36367 + ... + 239674.

It is an arithmetic number, because the mean of its divisors is an integer number (1542798738).

Almost surely, 228060671814 is an apocalyptic number.

28060671814 is a deficient number, since it is larger than the sum of its proper divisors (21308887802).

28060671814 is a wasteful number, since it uses less digits than its factorization.

28060671814 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 276240.

The product of its (nonzero) digits is 129024, while the sum is 43.

The spelling of 28060671814 in words is "twenty-eight billion, sixty million, six hundred seventy-one thousand, eight hundred fourteen".

Divisors: 1 2 7 14 53 106 137 274 371 742 959 1918 7261 14522 50827 101654 276041 552082 1932287 3864574 14630173 29260346 37817617 75635234 102411211 204822422 264723319 529446638 2004333701 4008667402 14030335907 28060671814