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8020004246886 = 2315710977760989
BaseRepresentation
bin111010010110100110110…
…0000010001010101100110
31001101201000212220102202010
41310231031200101111212
52022344432041400021
625020201124255050
71455266116211562
oct164551540212546
931351025812663
108020004246886
1126122a0352a85
12a963b7241486
1346238b127b38
141da25534c6a2
15dd94326e976
hex74b4d811566

8020004246886 has 32 divisors (see below), whose sum is σ = 16156891069920. Its totient is φ = 2653885368576.

The previous prime is 8020004246873. The next prime is 8020004246887. The reversal of 8020004246886 is 6886424000208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8020004246887) 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, 2847121 + ... + 4913868.

It is an arithmetic number, because the mean of its divisors is an integer number (504902845935).

Almost surely, 28020004246886 is an apocalyptic number.

8020004246886 is an abundant number, since it is smaller than the sum of its proper divisors (8136886823034).

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

8020004246886 is a wasteful number, since it uses less digits than its factorization.

8020004246886 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7762248.

The product of its (nonzero) digits is 1179648, while the sum is 48.

The spelling of 8020004246886 in words is "eight trillion, twenty billion, four million, two hundred forty-six thousand, eight hundred eighty-six".

Divisors: 1 2 3 6 157 314 471 942 1097 2194 3291 6582 172229 344458 516687 1033374 7760989 15521978 23282967 46565934 1218475273 2436950546 3655425819 7310851638 8513804933 17027609866 25541414799 51082829598 1336667374481 2673334748962 4010002123443 8020004246886