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82001468 = 2220500367
BaseRepresentation
bin1001110001100…
…11111000111100
312201022002212102
410320303320330
5131443021333
612045324232
72014000223
oct470637074
9181262772
1082001468
1142318a0a
1223566678
1313cb13a3
14ac67cba
1572ebae8
hex4e33e3c

82001468 has 6 divisors (see below), whose sum is σ = 143502576. Its totient is φ = 41000732.

The previous prime is 82001453. The next prime is 82001471. The reversal of 82001468 is 86410028.

It is a plaindrome in base 12.

It is a self number, because there is not a number n which added to its sum of digits gives 82001468.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10250180 + ... + 10250187.

It is an arithmetic number, because the mean of its divisors is an integer number (23917096).

Almost surely, 282001468 is an apocalyptic number.

It is an amenable number.

82001468 is a deficient number, since it is larger than the sum of its proper divisors (61501108).

82001468 is a wasteful number, since it uses less digits than its factorization.

82001468 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20500371 (or 20500369 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 29.

The square root of 82001468 is about 9055.4661945148. The cubic root of 82001468 is about 434.4507411219.

The spelling of 82001468 in words is "eighty-two million, one thousand, four hundred sixty-eight".

Divisors: 1 2 4 20500367 41000734 82001468