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214211123 = 7595091019
BaseRepresentation
bin11001100010010…
…01101000110011
3112221002001102022
430301021220303
5414314223443
633131142055
75210523140
oct1461115063
9487061368
10214211123
11aaa09a95
125b8a492b
13354c1859
14206413c7
1513c14e68
hexcc49a33

214211123 has 16 divisors (see below), whose sum is σ = 249696000. Its totient is φ = 179966112.

The previous prime is 214211119. The next prime is 214211171. The reversal of 214211123 is 321112412.

It is not a de Polignac number, because 214211123 - 22 = 214211119 is a prime.

It is a super-2 number, since 2×2142111232 = 91772810433842258, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (214219123) 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, 209708 + ... + 210726.

It is an arithmetic number, because the mean of its divisors is an integer number (15606000).

Almost surely, 2214211123 is an apocalyptic number.

214211123 is a deficient number, since it is larger than the sum of its proper divisors (35484877).

214211123 is a wasteful number, since it uses less digits than its factorization.

214211123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1594.

The product of its digits is 96, while the sum is 17.

The square root of 214211123 is about 14635.9530950328. The cubic root of 214211123 is about 598.3390386626.

Adding to 214211123 its reverse (321112412), we get a palindrome (535323535).

The spelling of 214211123 in words is "two hundred fourteen million, two hundred eleven thousand, one hundred twenty-three".

Divisors: 1 7 59 413 509 1019 3563 7133 30031 60121 210217 420847 518671 3630697 30601589 214211123