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88134400 = 285247293
BaseRepresentation
bin1010100000011…
…01001100000000
320010211200200001
411100031030000
5140030300100
612425005344
72120062414
oct520151400
9203750601
1088134400
1145827752
1225623854
131534aa43
14b9c2d44
157b0dd6a
hex540d300

88134400 has 108 divisors (see below), whose sum is σ = 223548192. Its totient is φ = 34385920.

The previous prime is 88134337. The next prime is 88134401. The reversal of 88134400 is 443188.

It is not an unprimeable number, because it can be changed into a prime (88134401) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 300654 + ... + 300946.

Almost surely, 288134400 is an apocalyptic number.

88134400 is a gapful number since it is divisible by the number (80) 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 88134400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (111774096).

88134400 is an abundant number, since it is smaller than the sum of its proper divisors (135413792).

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

88134400 is a wasteful number, since it uses less digits than its factorization.

88134400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 366 (or 347 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 28.

The square root of 88134400 is about 9387.9923306317. The cubic root of 88134400 is about 445.0223445414.

Adding to 88134400 its reverse (443188), we get a palindrome (88577588).

The spelling of 88134400 in words is "eighty-eight million, one hundred thirty-four thousand, four hundred".

Divisors: 1 2 4 5 8 10 16 20 25 32 40 47 50 64 80 94 100 128 160 188 200 235 256 293 320 376 400 470 586 640 752 800 940 1172 1175 1280 1465 1504 1600 1880 2344 2350 2930 3008 3200 3760 4688 4700 5860 6016 6400 7325 7520 9376 9400 11720 12032 13771 14650 15040 18752 18800 23440 27542 29300 30080 37504 37600 46880 55084 58600 60160 68855 75008 75200 93760 110168 117200 137710 150400 187520 220336 234400 275420 300800 344275 375040 440672 468800 550840 688550 881344 937600 1101680 1377100 1762688 1875200 2203360 2754200 3525376 4406720 5508400 8813440 11016800 17626880 22033600 44067200 88134400