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8165028 = 2233147467
BaseRepresentation
bin11111001001011010100100
3120100211022110
4133021122210
54042240103
6451001020
7126254514
oct37113244
916324273
108165028
114677563
122899170
1318cb5a1
141127844
15ab4403
hex7c96a4

8165028 has 48 divisors (see below), whose sum is σ = 20127744. Its totient is φ = 2572320.

The previous prime is 8165011. The next prime is 8165029. The reversal of 8165028 is 8205618.

It is a junction number, because it is equal to n+sod(n) for n = 8164986 and 8165004.

It is not an unprimeable number, because it can be changed into a prime (8165029) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17251 + ... + 17717.

It is an arithmetic number, because the mean of its divisors is an integer number (419328).

Almost surely, 28165028 is an apocalyptic number.

It is an amenable number.

8165028 is an abundant number, since it is smaller than the sum of its proper divisors (11962716).

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

8165028 is a wasteful number, since it uses less digits than its factorization.

8165028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 552 (or 550 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 30.

The square root of 8165028 is about 2857.4513119212. The cubic root of 8165028 is about 201.3658839038.

The spelling of 8165028 in words is "eight million, one hundred sixty-five thousand, twenty-eight".

Divisors: 1 2 3 4 6 12 31 47 62 93 94 124 141 186 188 282 372 467 564 934 1401 1457 1868 2802 2914 4371 5604 5828 8742 14477 17484 21949 28954 43431 43898 57908 65847 86862 87796 131694 173724 263388 680419 1360838 2041257 2721676 4082514 8165028