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124330141 = 1342122717
BaseRepresentation
bin1110110100100…
…10000010011101
322122221121220001
413122102002131
5223312031031
620200454301
73036534355
oct732220235
9278847801
10124330141
11641aa091
123577a391
131c9b1b40
1412725b65
15adad861
hex769209d

124330141 has 8 divisors (see below), whose sum is σ = 134217944. Its totient is φ = 114488640.

The previous prime is 124330127. The next prime is 124330183. The reversal of 124330141 is 141033421.

It can be written as a sum of positive squares in 4 ways, for example, as 7236100 + 117094041 = 2690^2 + 10821^2 .

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 124330141 - 27 = 124330013 is a prime.

It is a super-2 number, since 2×1243301412 = 30915967922159762, which contains 22 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 (124330441) 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, 5886 + ... + 16831.

It is an arithmetic number, because the mean of its divisors is an integer number (16777243).

Almost surely, 2124330141 is an apocalyptic number.

It is an amenable number.

124330141 is a deficient number, since it is larger than the sum of its proper divisors (9887803).

124330141 is a wasteful number, since it uses less digits than its factorization.

124330141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23151.

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

The square root of 124330141 is about 11150.3426404752. The cubic root of 124330141 is about 499.1052544827.

Adding to 124330141 its reverse (141033421), we get a palindrome (265363562).

The spelling of 124330141 in words is "one hundred twenty-four million, three hundred thirty thousand, one hundred forty-one".

Divisors: 1 13 421 5473 22717 295321 9563857 124330141