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88003680 = 25351391319
BaseRepresentation
bin1010011111011…
…01010001100000
320010121001100120
411033231101200
5140012104210
612422120240
72116006332
oct517552140
9203531316
1088003680
1145748516
1225580080
13153033ab
14b98b452
157ad5270
hex53ed460

88003680 has 96 divisors (see below), whose sum is σ = 279417600. Its totient is φ = 23281152.

The previous prime is 88003651. The next prime is 88003697. The reversal of 88003680 is 8630088.

It is a tau number, because it is divible by the number of its divisors (96).

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 15 ways as a sum of consecutive naturals, for example, 66061 + ... + 67379.

It is an arithmetic number, because the mean of its divisors is an integer number (2910600).

Almost surely, 288003680 is an apocalyptic number.

88003680 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 88003680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (139708800).

88003680 is an abundant number, since it is smaller than the sum of its proper divisors (191413920).

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

88003680 is a wasteful number, since it uses less digits than its factorization.

88003680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1476 (or 1468 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 33.

The square root of 88003680 is about 9381.0276622553. The cubic root of 88003680 is about 444.8022182144.

The spelling of 88003680 in words is "eighty-eight million, three thousand, six hundred eighty".

Divisors: 1 2 3 4 5 6 8 10 12 15 16 20 24 30 32 40 48 60 80 96 120 139 160 240 278 417 480 556 695 834 1112 1319 1390 1668 2085 2224 2638 2780 3336 3957 4170 4448 5276 5560 6595 6672 7914 8340 10552 11120 13190 13344 15828 16680 19785 21104 22240 26380 31656 33360 39570 42208 52760 63312 66720 79140 105520 126624 158280 183341 211040 316560 366682 550023 633120 733364 916705 1100046 1466728 1833410 2200092 2750115 2933456 3666820 4400184 5500230 5866912 7333640 8800368 11000460 14667280 17600736 22000920 29334560 44001840 88003680