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2014220 = 2251361127
BaseRepresentation
bin111101011110000001100
310210022222202
413223300030
51003423340
6111101032
723056235
oct7536014
93708882
102014220
11115634a
12811778
13556a60
143a608c
1529bc15
hex1ebc0c

2014220 has 48 divisors (see below), whose sum is σ = 4666368. Its totient is φ = 725760.

The previous prime is 2014219. The next prime is 2014231. The reversal of 2014220 is 224102.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15797 + ... + 15923.

It is an arithmetic number, because the mean of its divisors is an integer number (97216).

22014220 is an apocalyptic number.

2014220 is a gapful number since it is divisible by the number (20) 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 2014220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2333184).

2014220 is an abundant number, since it is smaller than the sum of its proper divisors (2652148).

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

2014220 is a wasteful number, since it uses less digits than its factorization.

2014220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 210 (or 208 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 11.

The square root of 2014220 is about 1419.2321867827. The cubic root of 2014220 is about 126.2900013754.

Adding to 2014220 its reverse (224102), we get a palindrome (2238322).

The spelling of 2014220 in words is "two million, fourteen thousand, two hundred twenty".

Divisors: 1 2 4 5 10 13 20 26 52 61 65 122 127 130 244 254 260 305 508 610 635 793 1220 1270 1586 1651 2540 3172 3302 3965 6604 7747 7930 8255 15494 15860 16510 30988 33020 38735 77470 100711 154940 201422 402844 503555 1007110 2014220