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122133241 = 2332931789
BaseRepresentation
bin1110100011110…
…01101011111001
322111211000022101
413101321223321
5222231230431
620041423401
73012054406
oct721715371
9274730271
10122133241
1162a3956a
1234a9ab61
131c3c2bb9
14123132ad
15aac7961
hex7479af9

122133241 has 8 divisors (see below), whose sum is σ = 123144840. Its totient is φ = 121126272.

The previous prime is 122133223. The next prime is 122133247. The reversal of 122133241 is 142331221.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 60840000 + 61293241 = 7800^2 + 7829^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 122133241 - 27 = 122133113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (122133247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 67375 + ... + 69163.

It is an arithmetic number, because the mean of its divisors is an integer number (15393105).

Almost surely, 2122133241 is an apocalyptic number.

It is an amenable number.

122133241 is a deficient number, since it is larger than the sum of its proper divisors (1011599).

122133241 is a wasteful number, since it uses less digits than its factorization.

122133241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2315.

The product of its digits is 288, while the sum is 19.

The square root of 122133241 is about 11051.3909079355. The cubic root of 122133241 is about 496.1480559245.

Adding to 122133241 its reverse (142331221), we get a palindrome (264464462).

The spelling of 122133241 in words is "one hundred twenty-two million, one hundred thirty-three thousand, two hundred forty-one".

Divisors: 1 233 293 1789 68269 416837 524177 122133241