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82441197 = 3250318211
BaseRepresentation
bin1001110100111…
…11001111101101
312202010110001200
410322133033231
5132101104242
612103000113
72020511226
oct472371755
9182113050
1082441197
1142599323
1223739039
1314106597
14ad4024d
15738704c
hex4e9f3ed

82441197 has 12 divisors (see below), whose sum is σ = 119325024. Its totient is φ = 54848520.

The previous prime is 82441193. The next prime is 82441199. The reversal of 82441197 is 79114428.

It is not a de Polignac number, because 82441197 - 22 = 82441193 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82441193) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4579 + ... + 13632.

It is an arithmetic number, because the mean of its divisors is an integer number (9943752).

Almost surely, 282441197 is an apocalyptic number.

It is an amenable number.

82441197 is a deficient number, since it is larger than the sum of its proper divisors (36883827).

82441197 is a wasteful number, since it uses less digits than its factorization.

82441197 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18720 (or 18717 counting only the distinct ones).

The product of its digits is 16128, while the sum is 36.

The square root of 82441197 is about 9079.7134866691. The cubic root of 82441197 is about 435.2259309904.

The spelling of 82441197 in words is "eighty-two million, four hundred forty-one thousand, one hundred ninety-seven".

Divisors: 1 3 9 503 1509 4527 18211 54633 163899 9160133 27480399 82441197