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82053927 = 3214276389
BaseRepresentation
bin1001110010000…
…00101100100111
312201101202211100
410321000230213
5132001211202
612050411143
72014306164
oct471005447
9181352740
1082053927
114235436a
1223590ab3
1313ccc227
14ac7d06b
15730c41c
hex4e40b27

82053927 has 12 divisors (see below), whose sum is σ = 118623960. Its totient is φ = 54655728.

The previous prime is 82053899. The next prime is 82053953. The reversal of 82053927 is 72935028.

It is a happy number.

It is not a de Polignac number, because 82053927 - 26 = 82053863 is a prime.

It is a super-2 number, since 2×820539272 = 13465693872242658, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 82053891 and 82053900.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82053977) 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, 9649 + ... + 16037.

It is an arithmetic number, because the mean of its divisors is an integer number (9885330).

Almost surely, 282053927 is an apocalyptic number.

82053927 is a deficient number, since it is larger than the sum of its proper divisors (36570033).

82053927 is a wasteful number, since it uses less digits than its factorization.

82053927 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7822 (or 7819 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 36.

The square root of 82053927 is about 9058.3622691963. The cubic root of 82053927 is about 434.5433654521.

The spelling of 82053927 in words is "eighty-two million, fifty-three thousand, nine hundred twenty-seven".

Divisors: 1 3 9 1427 4281 6389 12843 19167 57501 9117103 27351309 82053927