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8002152 = 233453233
BaseRepresentation
bin11110100001101001101000
3120001112220000
4132201221220
54022032102
6443303000
7125005614
oct36415150
916045800
108002152
114576154
12281aa60
131872402
1410c4344
15a8101c
hex7a1a68

8002152 has 80 divisors (see below), whose sum is σ = 22934340. Its totient is φ = 2605824.

The previous prime is 8002151. The next prime is 8002177. The reversal of 8002152 is 2512008.

It can be written as a sum of positive squares in 2 ways, for example, as 7986276 + 15876 = 2826^2 + 126^2 .

It is a super-2 number, since 2×80021522 = 128068873262208, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (8002151) 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 19 ways as a sum of consecutive naturals, for example, 34228 + ... + 34460.

Almost surely, 28002152 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 8002152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11467170).

8002152 is an abundant number, since it is smaller than the sum of its proper divisors (14932188).

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

8002152 is a wasteful number, since it uses less digits than its factorization.

8002152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 304 (or 291 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 18.

The square root of 8002152 is about 2828.8075226144. The cubic root of 8002152 is about 200.0179317256.

The spelling of 8002152 in words is "eight million, two thousand, one hundred fifty-two".

Divisors: 1 2 3 4 6 8 9 12 18 24 27 36 53 54 72 81 106 108 159 162 212 216 233 318 324 424 466 477 636 648 699 932 954 1272 1398 1431 1864 1908 2097 2796 2862 3816 4194 4293 5592 5724 6291 8388 8586 11448 12349 12582 16776 17172 18873 24698 25164 34344 37047 37746 49396 50328 74094 75492 98792 111141 148188 150984 222282 296376 333423 444564 666846 889128 1000269 1333692 2000538 2667384 4001076 8002152