Base | Representation |
---|---|
bin | 111001111100000100… |
… | …1000010111011100001 |
3 | 102220011012022220112111 |
4 | 1303320021002323201 |
5 | 4014304041031103 |
6 | 133054143355321 |
7 | 11663204202541 |
oct | 1637011027341 |
9 | 386135286474 |
10 | 124422205153 |
11 | 48849100324 |
12 | 201448b2b41 |
13 | b96b4233cc |
14 | 60447a1321 |
15 | 338332886d |
hex | 1cf8242ee1 |
124422205153 has 4 divisors (see below), whose sum is σ = 124486046100. Its totient is φ = 124358364208.
The previous prime is 124422205091. The next prime is 124422205157. The reversal of 124422205153 is 351502224421.
It is a happy number.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 351502224421 = 114593 ⋅3067397.
It can be written as a sum of positive squares in 2 ways, for example, as 86214466129 + 38207739024 = 293623^2 + 195468^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-124422205153 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (124422205157) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31917550 + ... + 31921447.
It is an arithmetic number, because the mean of its divisors is an integer number (31121511525).
Almost surely, 2124422205153 is an apocalyptic number.
It is an amenable number.
124422205153 is a deficient number, since it is larger than the sum of its proper divisors (63840947).
124422205153 is an equidigital number, since it uses as much as digits as its factorization.
124422205153 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 63840946.
The product of its (nonzero) digits is 19200, while the sum is 31.
Adding to 124422205153 its reverse (351502224421), we get a palindrome (475924429574).
The spelling of 124422205153 in words is "one hundred twenty-four billion, four hundred twenty-two million, two hundred five thousand, one hundred fifty-three".
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