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82167230 = 258216723
BaseRepresentation
bin1001110010111…
…00010110111110
312201121112020202
410321130112332
5132013322410
612053043502
72015260415
oct471342676
9181545222
1082167230
1142421502
1223626592
131403b982
14acac47c
157330ca5
hex4e5c5be

82167230 has 8 divisors (see below), whose sum is σ = 147901032. Its totient is φ = 32866888.

The previous prime is 82167223. The next prime is 82167271. The reversal of 82167230 is 3276128.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 82167193 and 82167202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4108352 + ... + 4108371.

It is an arithmetic number, because the mean of its divisors is an integer number (18487629).

Almost surely, 282167230 is an apocalyptic number.

82167230 is a deficient number, since it is larger than the sum of its proper divisors (65733802).

82167230 is a wasteful number, since it uses less digits than its factorization.

82167230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8216730.

The product of its (nonzero) digits is 4032, while the sum is 29.

The square root of 82167230 is about 9064.6141671888. The cubic root of 82167230 is about 434.7432844738.

The spelling of 82167230 in words is "eighty-two million, one hundred sixty-seven thousand, two hundred thirty".

Divisors: 1 2 5 10 8216723 16433446 41083615 82167230