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27006920268 = 22337107568471
BaseRepresentation
bin11001001001101111…
…001110011001001100
32120201011021200212020
4121021233032121030
5420302232422033
620223512010140
71644154014606
oct311157163114
976634250766
1027006920268
11104a977aa19
125298690950
1327152646c3
141442b24176
15a80ea06b3
hex649bce64c

27006920268 has 48 divisors (see below), whose sum is σ = 65324254464. Its totient is φ = 8677126080.

The previous prime is 27006920263. The next prime is 27006920309. The reversal of 27006920268 is 86202960072.

It is not an unprimeable number, because it can be changed into a prime (27006920261) 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, 236728 + ... + 331743.

It is an arithmetic number, because the mean of its divisors is an integer number (1360921968).

Almost surely, 227006920268 is an apocalyptic number.

It is an amenable number.

27006920268 is an abundant number, since it is smaller than the sum of its proper divisors (38317334196).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

27006920268 is a wasteful number, since it uses less digits than its factorization.

27006920268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 568622 (or 568620 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 42.

The spelling of 27006920268 in words is "twenty-seven billion, six million, nine hundred twenty thousand, two hundred sixty-eight".

Divisors: 1 2 3 4 6 12 37 74 107 111 148 214 222 321 428 444 642 1284 3959 7918 11877 15836 23754 47508 568471 1136942 1705413 2273884 3410826 6821652 21033427 42066854 60826397 63100281 84133708 121652794 126200562 182479191 243305588 252401124 364958382 729916764 2250576689 4501153378 6751730067 9002306756 13503460134 27006920268