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8038272 = 273112173
BaseRepresentation
bin11110101010011110000000
3120010101102210
4132222132000
54024211042
6444142120
7125216124
oct36523600
916111383
108038272
1145a0300
122837940
131885998
1410d3584
15a8ba9c
hex7aa780

8038272 has 96 divisors (see below), whose sum is σ = 23604840. Its totient is φ = 2421760.

The previous prime is 8038271. The next prime is 8038279. The reversal of 8038272 is 2728308.

It is a tau number, because it is divible by the number of its divisors (96).

It is a super-2 number, since 2×80382722 = 129227633491968, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8038271) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 46378 + ... + 46550.

Almost surely, 28038272 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8038272, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11802420).

8038272 is an abundant number, since it is smaller than the sum of its proper divisors (15566568).

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

8038272 is a wasteful number, since it uses less digits than its factorization.

8038272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 212 (or 189 counting only the distinct ones).

The product of its (nonzero) digits is 5376, while the sum is 30.

The square root of 8038272 is about 2835.1846500713. The cubic root of 8038272 is about 200.3184260884.

The spelling of 8038272 in words is "eight million, thirty-eight thousand, two hundred seventy-two".

Divisors: 1 2 3 4 6 8 11 12 16 22 24 32 33 44 48 64 66 88 96 121 128 132 173 176 192 242 264 346 352 363 384 484 519 528 692 704 726 968 1038 1056 1384 1408 1452 1903 1936 2076 2112 2768 2904 3806 3872 4152 4224 5536 5709 5808 7612 7744 8304 11072 11418 11616 15224 15488 16608 20933 22144 22836 23232 30448 33216 41866 45672 46464 60896 62799 66432 83732 91344 121792 125598 167464 182688 243584 251196 334928 365376 502392 669856 730752 1004784 1339712 2009568 2679424 4019136 8038272