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82265148 = 22327326449
BaseRepresentation
bin1001110011101…
…00010000111100
312201210111120100
410321310100330
5132024441043
612055121100
72016146040
oct471642074
9181714510
1082265148
1142489029
1223673190
1314074404
14acd6020
15734ecd3
hex4e7443c

82265148 has 36 divisors (see below), whose sum is σ = 237655600. Its totient is φ = 23504256.

The previous prime is 82265143. The next prime is 82265153. The reversal of 82265148 is 84156228.

It is an interprime number because it is at equal distance from previous prime (82265143) and next prime (82265153).

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82265143) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 162973 + ... + 163476.

Almost surely, 282265148 is an apocalyptic number.

It is an amenable number.

82265148 is an abundant number, since it is smaller than the sum of its proper divisors (155390452).

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

82265148 is a wasteful number, since it uses less digits than its factorization.

82265148 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 326466 (or 326461 counting only the distinct ones).

The product of its digits is 30720, while the sum is 36.

The square root of 82265148 is about 9070.0136714340. The cubic root of 82265148 is about 434.9159092308.

The spelling of 82265148 in words is "eighty-two million, two hundred sixty-five thousand, one hundred forty-eight".

Divisors: 1 2 3 4 6 7 9 12 14 18 21 28 36 42 63 84 126 252 326449 652898 979347 1305796 1958694 2285143 2938041 3917388 4570286 5876082 6855429 9140572 11752164 13710858 20566287 27421716 41132574 82265148