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12030110 = 2543101277
BaseRepresentation
bin101101111001…
…000010011110
3211122012012122
4231321002132
511034430420
61105502542
7204153131
oct55710236
924565178
1012030110
116877444
124041a52
132652911
141852218
1510c9725
hexb7909e

12030110 has 32 divisors (see below), whose sum is σ = 22457952. Its totient is φ = 4636800.

The previous prime is 12030089. The next prime is 12030119. The reversal of 12030110 is 1103021.

It is a super-2 number, since 2×120301102 = 289447093224200, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12030119) 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 15 ways as a sum of consecutive naturals, for example, 43292 + ... + 43568.

It is an arithmetic number, because the mean of its divisors is an integer number (701811).

Almost surely, 212030110 is an apocalyptic number.

12030110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12030110 is a deficient number, since it is larger than the sum of its proper divisors (10427842).

12030110 is a wasteful number, since it uses less digits than its factorization.

12030110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 428.

The product of its (nonzero) digits is 6, while the sum is 8.

The square root of 12030110 is about 3468.4448964918. Note that the first 3 decimals coincide. The cubic root of 12030110 is about 229.1341738321.

Adding to 12030110 its reverse (1103021), we get a palindrome (13133131).

The spelling of 12030110 in words is "twelve million, thirty thousand, one hundred ten".

Divisors: 1 2 5 10 43 86 101 202 215 277 430 505 554 1010 1385 2770 4343 8686 11911 21715 23822 27977 43430 55954 59555 119110 139885 279770 1203011 2406022 6015055 12030110