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14519190 = 235731783
BaseRepresentation
bin110111011000…
…101110010110
31000022122120210
4313120232112
512204103230
61235110250
7234261000
oct67305626
930278523
1014519190
118217534
124a42386
13301484a
141cdd370
15141beb0
hexdd8b96

14519190 has 128 divisors (see below), whose sum is σ = 43545600. Its totient is φ = 3085824.

The previous prime is 14519179. The next prime is 14519213. The reversal of 14519190 is 9191541.

It is a super-2 number, since 2×145191902 = 421613756512200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 174889 + ... + 174971.

It is an arithmetic number, because the mean of its divisors is an integer number (340200).

Almost surely, 214519190 is an apocalyptic number.

14519190 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 14519190, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21772800).

14519190 is an abundant number, since it is smaller than the sum of its proper divisors (29026410).

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

14519190 is a wasteful number, since it uses less digits than its factorization.

14519190 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131 (or 117 counting only the distinct ones).

The product of its (nonzero) digits is 1620, while the sum is 30.

The square root of 14519190 is about 3810.4054902333. The cubic root of 14519190 is about 243.9574748966.

The spelling of 14519190 in words is "fourteen million, five hundred nineteen thousand, one hundred ninety".

Divisors: 1 2 3 5 6 7 10 14 15 17 21 30 34 35 42 49 51 70 83 85 98 102 105 119 147 166 170 210 238 245 249 255 294 343 357 415 490 498 510 581 595 686 714 735 830 833 1029 1162 1190 1245 1411 1470 1666 1715 1743 1785 2058 2490 2499 2822 2905 3430 3486 3570 4067 4165 4233 4998 5145 5810 5831 7055 8134 8330 8466 8715 9877 10290 11662 12201 12495 14110 17430 17493 19754 20335 21165 24402 24990 28469 29155 29631 34986 40670 42330 49385 56938 58310 59262 61005 69139 85407 87465 98770 122010 138278 142345 148155 170814 174930 207417 284690 296310 345695 414834 427035 483973 691390 854070 967946 1037085 1451919 2074170 2419865 2903838 4839730 7259595 14519190