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14806220 = 225111331167
BaseRepresentation
bin111000011110…
…110011001100
31000212020022112
4320132303030
512242244340
61245203152
7236564552
oct70366314
930766275
1014806220
1183a3150
124b604b8
1330b53a0
141d75bd2
151477065
hexe1eccc

14806220 has 96 divisors (see below), whose sum is σ = 37933056. Its totient is φ = 4780800.

The previous prime is 14806219. The next prime is 14806223. The reversal of 14806220 is 2260841.

It is not an unprimeable number, because it can be changed into a prime (14806223) 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 31 ways as a sum of consecutive naturals, for example, 88577 + ... + 88743.

It is an arithmetic number, because the mean of its divisors is an integer number (395136).

Almost surely, 214806220 is an apocalyptic number.

14806220 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 14806220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18966528).

14806220 is an abundant number, since it is smaller than the sum of its proper divisors (23126836).

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

14806220 is a wasteful number, since it uses less digits than its factorization.

14806220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 231 (or 229 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 23.

The square root of 14806220 is about 3847.8851334207. The cubic root of 14806220 is about 245.5545953688.

The spelling of 14806220 in words is "fourteen million, eight hundred six thousand, two hundred twenty".

Divisors: 1 2 4 5 10 11 13 20 22 26 31 44 52 55 62 65 110 124 130 143 155 167 220 260 286 310 334 341 403 572 620 668 682 715 806 835 1364 1430 1612 1670 1705 1837 2015 2171 2860 3340 3410 3674 4030 4342 4433 5177 6820 7348 8060 8684 8866 9185 10354 10855 17732 18370 20708 21710 22165 23881 25885 36740 43420 44330 47762 51770 56947 67301 88660 95524 103540 113894 119405 134602 227788 238810 269204 284735 336505 477620 569470 673010 740311 1138940 1346020 1480622 2961244 3701555 7403110 14806220