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82967814 = 234512147
BaseRepresentation
bin1001111000111…
…11110100000110
312210010012110000
410330133310012
5132214432224
612122142130
72025133446
oct474376406
9183105400
1082967814
1142918a46
1223951946
131425c1a7
14b03a126
15743d0c9
hex4f1fd06

82967814 has 20 divisors (see below), whose sum is σ = 185909724. Its totient is φ = 27655884.

The previous prime is 82967809. The next prime is 82967861. The reversal of 82967814 is 41876928.

It is a self number, because there is not a number n which added to its sum of digits gives 82967814.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 255912 + ... + 256235.

Almost surely, 282967814 is an apocalyptic number.

82967814 is an abundant number, since it is smaller than the sum of its proper divisors (102941910).

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

82967814 is a wasteful number, since it uses less digits than its factorization.

82967814 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 512161 (or 512152 counting only the distinct ones).

The product of its digits is 193536, while the sum is 45.

The square root of 82967814 is about 9108.6669716265. Note that the first 3 decimals coincide. The cubic root of 82967814 is about 436.1506752746.

It can be divided in two parts, 8296 and 7814, that added together give a triangular number (16110 = T179).

The spelling of 82967814 in words is "eighty-two million, nine hundred sixty-seven thousand, eight hundred fourteen".

Divisors: 1 2 3 6 9 18 27 54 81 162 512147 1024294 1536441 3072882 4609323 9218646 13827969 27655938 41483907 82967814