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122442341 = 718779319
BaseRepresentation
bin1110100110001…
…01001001100101
322112101201022112
413103011021211
5222321123331
620052210405
73014512520
oct723051145
9275351275
10122442341
116312a81a
1235009a05
131c4a07b8
1412393bb7
15ab3932b
hex74c5265

122442341 has 8 divisors (see below), whose sum is σ = 140023680. Its totient is φ = 104883408.

The previous prime is 122442293. The next prime is 122442391. The reversal of 122442341 is 143244221.

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

It is a de Polignac number, because none of the positive numbers 2k-122442341 is a prime.

It is a super-3 number, since 3×1224423413 (a number of 25 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122442391) 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, 8480 + ... + 17798.

It is an arithmetic number, because the mean of its divisors is an integer number (17502960).

Almost surely, 2122442341 is an apocalyptic number.

It is an amenable number.

122442341 is a deficient number, since it is larger than the sum of its proper divisors (17581339).

122442341 is an equidigital number, since it uses as much as digits as its factorization.

122442341 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11203.

The product of its digits is 1536, while the sum is 23.

The square root of 122442341 is about 11065.3667359017. The cubic root of 122442341 is about 496.5662608519.

Adding to 122442341 its reverse (143244221), we get a palindrome (265686562).

The spelling of 122442341 in words is "one hundred twenty-two million, four hundred forty-two thousand, three hundred forty-one".

Divisors: 1 7 1877 9319 13139 65233 17491763 122442341