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214080020 = 22573112837
BaseRepresentation
bin11001100001010…
…01101000010100
3112220211101120122
430300221220110
5414301030040
633124251112
75206436000
oct1460515024
9486741518
10214080020
11aa92a540
125b840a98
1335476c8b
1420609700
1513bdb1b5
hexcc29a14

214080020 has 96 divisors (see below), whose sum is σ = 572140800. Its totient is φ = 66702720.

The previous prime is 214079989. The next prime is 214080029. The reversal of 214080020 is 20080412.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (214080029) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 74042 + ... + 76878.

It is an arithmetic number, because the mean of its divisors is an integer number (5959800).

Almost surely, 2214080020 is an apocalyptic number.

214080020 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 214080020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (286070400).

214080020 is an abundant number, since it is smaller than the sum of its proper divisors (358060780).

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

214080020 is a wasteful number, since it uses less digits than its factorization.

214080020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2878 (or 2862 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

The square root of 214080020 is about 14631.4736099957. The cubic root of 214080020 is about 598.2169471941.

The spelling of 214080020 in words is "two hundred fourteen million, eighty thousand, twenty".

Divisors: 1 2 4 5 7 10 11 14 20 22 28 35 44 49 55 70 77 98 110 140 154 196 220 245 308 343 385 490 539 686 770 980 1078 1372 1540 1715 2156 2695 2837 3430 3773 5390 5674 6860 7546 10780 11348 14185 15092 18865 19859 28370 31207 37730 39718 56740 62414 75460 79436 99295 124828 139013 156035 198590 218449 278026 312070 397180 436898 556052 624140 695065 873796 973091 1092245 1390130 1529143 1946182 2184490 2780260 3058286 3892364 4368980 4865455 6116572 7645715 9730910 10704001 15291430 19461820 21408002 30582860 42816004 53520005 107040010 214080020