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127132080 = 24354397127
BaseRepresentation
bin1111001001111…
…10000110110000
322212012222102120
413210332012300
5230021211310
620340514240
73102414315
oct744760660
9285188376
10127132080
1165843239
12366ab980
13204532aa
1412c54d0c
15b263b70
hex793e1b0

127132080 has 160 divisors (see below), whose sum is σ = 410640384. Its totient is φ = 32514048.

The previous prime is 127132051. The next prime is 127132081. The reversal of 127132080 is 80231721.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 127132080.

It is not an unprimeable number, because it can be changed into a prime (127132081) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1000977 + ... + 1001103.

Almost surely, 2127132080 is an apocalyptic number.

127132080 is a gapful number since it is divisible by the number (10) 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 127132080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (205320192).

127132080 is an abundant number, since it is smaller than the sum of its proper divisors (283508304).

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

127132080 is a wasteful number, since it uses less digits than its factorization.

127132080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 283 (or 277 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 24.

The square root of 127132080 is about 11275.2862491380. The cubic root of 127132080 is about 502.8267620493.

The spelling of 127132080 in words is "one hundred twenty-seven million, one hundred thirty-two thousand, eighty".

Divisors: 1 2 3 4 5 6 8 10 12 15 16 20 24 30 40 43 48 60 80 86 97 120 127 129 172 194 215 240 254 258 291 344 381 388 430 485 508 516 582 635 645 688 762 776 860 970 1016 1032 1164 1270 1290 1455 1524 1552 1720 1905 1940 2032 2064 2328 2540 2580 2910 3048 3440 3810 3880 4171 4656 5080 5160 5461 5820 6096 7620 7760 8342 10160 10320 10922 11640 12319 12513 15240 16383 16684 20855 21844 23280 24638 25026 27305 30480 32766 33368 36957 41710 43688 49276 50052 54610 61595 62565 65532 66736 73914 81915 83420 87376 98552 100104 109220 123190 125130 131064 147828 163830 166840 184785 197104 200208 218440 246380 250260 262128 295656 327660 333680 369570 436880 492760 500520 529717 591312 655320 739140 985520 1001040 1059434 1310640 1478280 1589151 2118868 2648585 2956560 3178302 4237736 5297170 6356604 7945755 8475472 10594340 12713208 15891510 21188680 25426416 31783020 42377360 63566040 127132080