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214410020 = 22511974591
BaseRepresentation
bin11001100011110…
…10001100100100
3112221110011020212
430301322030210
5414342110040
633135314552
75212312046
oct1461721444
9487404225
10214410020
11100035470
125b97ba58
1335561246
1420693a96
1513c53d65
hexcc7a324

214410020 has 24 divisors (see below), whose sum is σ = 491194368. Its totient is φ = 77967200.

The previous prime is 214410019. The next prime is 214410023. The reversal of 214410020 is 20014412.

It is a junction number, because it is equal to n+sod(n) for n = 214409977 and 214410004.

It is not an unprimeable number, because it can be changed into a prime (214410023) 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 7 ways as a sum of consecutive naturals, for example, 487076 + ... + 487515.

It is an arithmetic number, because the mean of its divisors is an integer number (20466432).

Almost surely, 2214410020 is an apocalyptic number.

214410020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

214410020 is an abundant number, since it is smaller than the sum of its proper divisors (276784348).

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

214410020 is a wasteful number, since it uses less digits than its factorization.

214410020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 974611 (or 974609 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

The square root of 214410020 is about 14642.7463271068. The cubic root of 214410020 is about 598.5241691448.

Adding to 214410020 its reverse (20014412), we get a palindrome (234424432).

The spelling of 214410020 in words is "two hundred fourteen million, four hundred ten thousand, twenty".

Divisors: 1 2 4 5 10 11 20 22 44 55 110 220 974591 1949182 3898364 4872955 9745910 10720501 19491820 21441002 42882004 53602505 107205010 214410020