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88828120 = 23537471277
BaseRepresentation
bin1010100101101…
…10100011011000
320012010221021101
411102312203120
5140214444440
612451521144
72126012053
oct522664330
9205127241
1088828120
1146160977
12258b91b4
1315531724
14bb23a9a
157be969a
hex54b68d8

88828120 has 64 divisors (see below), whose sum is σ = 209796480. Its totient is φ = 33808896.

The previous prime is 88828081. The next prime is 88828121. The reversal of 88828120 is 2182888.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a self number, because there is not a number n which added to its sum of digits gives 88828120.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (88828121) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 68922 + ... + 70198.

It is an arithmetic number, because the mean of its divisors is an integer number (3278070).

Almost surely, 288828120 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 88828120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (104898240).

88828120 is an abundant number, since it is smaller than the sum of its proper divisors (120968360).

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

88828120 is a wasteful number, since it uses less digits than its factorization.

88828120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1372 (or 1368 counting only the distinct ones).

The product of its (nonzero) digits is 16384, while the sum is 37.

The square root of 88828120 is about 9424.8671078164. The cubic root of 88828120 is about 446.1869084618.

The spelling of 88828120 in words is "eighty-eight million, eight hundred twenty-eight thousand, one hundred twenty".

Divisors: 1 2 4 5 8 10 20 37 40 47 74 94 148 185 188 235 296 370 376 470 740 940 1277 1480 1739 1880 2554 3478 5108 6385 6956 8695 10216 12770 13912 17390 25540 34780 47249 51080 60019 69560 94498 120038 188996 236245 240076 300095 377992 472490 480152 600190 944980 1200380 1889960 2220703 2400760 4441406 8882812 11103515 17765624 22207030 44414060 88828120