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12112070 = 251211207
BaseRepresentation
bin101110001101…
…000011000110
3211210100122012
4232031003012
511100041240
61111334222
7204644105
oct56150306
924710565
1012112070
116922a83
124081372
132681009
14187403c
1510e3b65
hexb8d0c6

12112070 has 8 divisors (see below), whose sum is σ = 21801744. Its totient is φ = 4844824.

The previous prime is 12112069. The next prime is 12112127. The reversal of 12112070 is 7021121.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 605594 + ... + 605613.

It is an arithmetic number, because the mean of its divisors is an integer number (2725218).

Almost surely, 212112070 is an apocalyptic number.

12112070 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12112070 is a deficient number, since it is larger than the sum of its proper divisors (9689674).

12112070 is a wasteful number, since it uses less digits than its factorization.

12112070 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1211214.

The product of its (nonzero) digits is 28, while the sum is 14.

The square root of 12112070 is about 3480.2399342574. The cubic root of 12112070 is about 229.6533530461.

Adding to 12112070 its reverse (7021121), we get a palindrome (19133191).

The spelling of 12112070 in words is "twelve million, one hundred twelve thousand, seventy".

Divisors: 1 2 5 10 1211207 2422414 6056035 12112070