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27148160 = 275132251
BaseRepresentation
bin110011110001…
…1111110000000
31220002021021102
41213203332000
523422220120
62405513532
7446520104
oct147437600
956067242
1027148160
11143628a6
1291128a8
135816c00
143869904
1525b3d75
hex19e3f80

27148160 has 96 divisors (see below), whose sum is σ = 70557480. Its totient is φ = 9984000.

The previous prime is 27148151. The next prime is 27148183. The reversal of 27148160 is 6184172.

It is a zygodrome in base 2.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 108035 + ... + 108285.

Almost surely, 227148160 is an apocalyptic number.

27148160 is a gapful number since it is divisible by the number (20) 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 27148160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (35278740).

27148160 is an abundant number, since it is smaller than the sum of its proper divisors (43409320).

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

27148160 is a wasteful number, since it uses less digits than its factorization.

27148160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 296 (or 271 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 29.

The square root of 27148160 is about 5210.3896207481. The cubic root of 27148160 is about 300.5477400682.

The spelling of 27148160 in words is "twenty-seven million, one hundred forty-eight thousand, one hundred sixty".

Divisors: 1 2 4 5 8 10 13 16 20 26 32 40 52 64 65 80 104 128 130 160 169 208 251 260 320 338 416 502 520 640 676 832 845 1004 1040 1255 1352 1664 1690 2008 2080 2510 2704 3263 3380 4016 4160 5020 5408 6526 6760 8032 8320 10040 10816 13052 13520 16064 16315 20080 21632 26104 27040 32128 32630 40160 42419 52208 54080 65260 80320 84838 104416 108160 130520 160640 169676 208832 212095 261040 339352 417664 424190 522080 678704 848380 1044160 1357408 1696760 2088320 2714816 3393520 5429632 6787040 13574080 27148160