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82275396 = 22371951551
BaseRepresentation
bin1001110011101…
…10110001000100
312201211000121220
410321312301010
5132030303041
612055240340
72016220650
oct471666104
9181730556
1082275396
11424957a5
12236790b0
1314078c88
14acd9a60
157352d66
hex4e76c44

82275396 has 48 divisors (see below), whose sum is σ = 230952960. Its totient is φ = 22269600.

The previous prime is 82275373. The next prime is 82275409. The reversal of 82275396 is 69357228.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24180 + ... + 27371.

It is an arithmetic number, because the mean of its divisors is an integer number (4811520).

Almost surely, 282275396 is an apocalyptic number.

It is an amenable number.

82275396 is an abundant number, since it is smaller than the sum of its proper divisors (148677564).

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

82275396 is a wasteful number, since it uses less digits than its factorization.

82275396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51584 (or 51582 counting only the distinct ones).

The product of its digits is 181440, while the sum is 42.

The square root of 82275396 is about 9070.5785923501. The cubic root of 82275396 is about 434.9339680455.

The spelling of 82275396 in words is "eighty-two million, two hundred seventy-five thousand, three hundred ninety-six".

Divisors: 1 2 3 4 6 7 12 14 19 21 28 38 42 57 76 84 114 133 228 266 399 532 798 1596 51551 103102 154653 206204 309306 360857 618612 721714 979469 1082571 1443428 1958938 2165142 2938407 3917876 4330284 5876814 6856283 11753628 13712566 20568849 27425132 41137698 82275396