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86127888 = 24372113329
BaseRepresentation
bin1010010001000…
…11010100010000
320000001202020210
411020203110100
5134022043023
612314004120
72064034500
oct510432420
9200052223
1086127888
1144687180
1224a16640
1314ac7662
14b61da00
157864593
hex5223510

86127888 has 120 divisors (see below), whose sum is σ = 282437280. Its totient is φ = 22364160.

The previous prime is 86127869. The next prime is 86127901. The reversal of 86127888 is 88872168.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 24208 + ... + 27536.

It is an arithmetic number, because the mean of its divisors is an integer number (2353644).

Almost surely, 286127888 is an apocalyptic number.

86127888 is a gapful number since it is divisible by the number (88) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 86127888, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (141218640).

86127888 is an abundant number, since it is smaller than the sum of its proper divisors (196309392).

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

86127888 is a wasteful number, since it uses less digits than its factorization.

86127888 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3365 (or 3352 counting only the distinct ones).

The product of its digits is 344064, while the sum is 48.

The square root of 86127888 is about 9280.5111928169. The cubic root of 86127888 is about 441.6191856556.

The spelling of 86127888 in words is "eighty-six million, one hundred twenty-seven thousand, eight hundred eighty-eight".

Divisors: 1 2 3 4 6 7 8 11 12 14 16 21 22 24 28 33 42 44 48 49 56 66 77 84 88 98 112 132 147 154 168 176 196 231 264 294 308 336 392 462 528 539 588 616 784 924 1078 1176 1232 1617 1848 2156 2352 3234 3329 3696 4312 6468 6658 8624 9987 12936 13316 19974 23303 25872 26632 36619 39948 46606 53264 69909 73238 79896 93212 109857 139818 146476 159792 163121 186424 219714 256333 279636 292952 326242 372848 439428 489363 512666 559272 585904 652484 768999 878856 978726 1025332 1118544 1304968 1537998 1757712 1794331 1957452 2050664 2609936 3075996 3588662 3914904 4101328 5382993 6151992 7177324 7829808 10765986 12303984 14354648 21531972 28709296 43063944 86127888