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124430241205 = 5217871142243
BaseRepresentation
bin111001111100010011…
…1101100110110110101
3102220011202110011221001
41303320213230312311
54014313120204310
6133055031523301
711663332412344
oct1637047546665
9386152404831
10124430241205
1148852699996
1220147529531
13b96cca807a
146045893b5b
153383db493a
hex1cf89ecdb5

124430241205 has 8 divisors (see below), whose sum is σ = 149323273632. Its totient is φ = 99539536848.

The previous prime is 124430241203. The next prime is 124430241209. The reversal of 124430241205 is 502142034421.

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 124430241205 - 21 = 124430241203 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (124430241203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 462187 + ... + 680056.

It is an arithmetic number, because the mean of its divisors is an integer number (18665409204).

Almost surely, 2124430241205 is an apocalyptic number.

It is an amenable number.

124430241205 is a deficient number, since it is larger than the sum of its proper divisors (24893032427).

124430241205 is a wasteful number, since it uses less digits than its factorization.

124430241205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1164035.

The product of its (nonzero) digits is 7680, while the sum is 28.

Adding to 124430241205 its reverse (502142034421), we get a palindrome (626572275626).

The spelling of 124430241205 in words is "one hundred twenty-four billion, four hundred thirty million, two hundred forty-one thousand, two hundred five".

Divisors: 1 5 21787 108935 1142243 5711215 24886048241 124430241205