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16250080 = 2557111319
BaseRepresentation
bin111101111111…
…010011100000
31010120120220211
4331333103200
513130000310
61340143504
7255060220
oct75772340
933516824
1016250080
119199a20
125537b94
13349c642
142230080
15165ec8a
hexf7f4e0

16250080 has 96 divisors (see below), whose sum is σ = 47900160. Its totient is φ = 5061120.

The previous prime is 16250041. The next prime is 16250093. The reversal of 16250080 is 8005261.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11661 + ... + 12979.

It is an arithmetic number, because the mean of its divisors is an integer number (498960).

Almost surely, 216250080 is an apocalyptic number.

16250080 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 16250080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23950080).

16250080 is an abundant number, since it is smaller than the sum of its proper divisors (31650080).

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

16250080 is a wasteful number, since it uses less digits than its factorization.

16250080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1352 (or 1344 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 22.

The square root of 16250080 is about 4031.1387969158. The cubic root of 16250080 is about 253.2902666095.

The spelling of 16250080 in words is "sixteen million, two hundred fifty thousand, eighty".

Divisors: 1 2 4 5 7 8 10 11 14 16 20 22 28 32 35 40 44 55 56 70 77 80 88 110 112 140 154 160 176 220 224 280 308 352 385 440 560 616 770 880 1120 1232 1319 1540 1760 2464 2638 3080 5276 6160 6595 9233 10552 12320 13190 14509 18466 21104 26380 29018 36932 42208 46165 52760 58036 72545 73864 92330 101563 105520 116072 145090 147728 184660 203126 211040 232144 290180 295456 369320 406252 464288 507815 580360 738640 812504 1015630 1160720 1477280 1625008 2031260 2321440 3250016 4062520 8125040 16250080