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14212170 = 23257171327
BaseRepresentation
bin110110001101…
…110001001010
3222202001102200
4312031301022
512114242140
61224341030
7231541620
oct66156112
928661380
1014212170
1180278a5
124914776
132c37b8b
141c5d510
1513ab030
hexd8dc4a

14212170 has 96 divisors (see below), whose sum is σ = 44748288. Its totient is φ = 3055104.

The previous prime is 14212139. The next prime is 14212217. The reversal of 14212170 is 7121241.

14212170 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×142121702 = 403971552217800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 10047 + ... + 11373.

It is an arithmetic number, because the mean of its divisors is an integer number (466128).

Almost surely, 214212170 is an apocalyptic number.

14212170 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 14212170, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22374144).

14212170 is an abundant number, since it is smaller than the sum of its proper divisors (30536118).

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

14212170 is a wasteful number, since it uses less digits than its factorization.

14212170 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1364 (or 1361 counting only the distinct ones).

The product of its (nonzero) digits is 112, while the sum is 18.

The square root of 14212170 is about 3769.9031817807. The cubic root of 14212170 is about 242.2256506948.

The spelling of 14212170 in words is "fourteen million, two hundred twelve thousand, one hundred seventy".

Divisors: 1 2 3 5 6 7 9 10 14 15 17 18 21 30 34 35 42 45 51 63 70 85 90 102 105 119 126 153 170 210 238 255 306 315 357 510 595 630 714 765 1071 1190 1327 1530 1785 2142 2654 3570 3981 5355 6635 7962 9289 10710 11943 13270 18578 19905 22559 23886 27867 39810 45118 46445 55734 59715 67677 83601 92890 112795 119430 135354 139335 157913 167202 203031 225590 278670 315826 338385 406062 418005 473739 676770 789565 836010 947478 1015155 1421217 1579130 2030310 2368695 2842434 4737390 7106085 14212170