Base | Representation |
---|---|
bin | 111001111100111010… |
… | …0101100100011010111 |
3 | 102220020011102121221202 |
4 | 1303321310230203113 |
5 | 4014333302100142 |
6 | 133101032303115 |
7 | 11663666105354 |
oct | 1637164544327 |
9 | 386204377852 |
10 | 124450425047 |
11 | 48863025353 |
12 | 20152241a9b |
13 | b974224080 |
14 | 604842962b |
15 | 3385a50032 |
hex | 1cf9d2c8d7 |
124450425047 has 4 divisors (see below), whose sum is σ = 134023534680. Its totient is φ = 114877315416.
The previous prime is 124450425041. The next prime is 124450425059. The reversal of 124450425047 is 740524054421.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 740524054421 = 37 ⋅20014163633.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-124450425047 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 124450425047.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (124450425041) 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, 4786554797 + ... + 4786554822.
It is an arithmetic number, because the mean of its divisors is an integer number (33505883670).
Almost surely, 2124450425047 is an apocalyptic number.
124450425047 is a deficient number, since it is larger than the sum of its proper divisors (9573109633).
124450425047 is an equidigital number, since it uses as much as digits as its factorization.
124450425047 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9573109632.
The product of its (nonzero) digits is 179200, while the sum is 38.
Adding to 124450425047 its reverse (740524054421), we get a palindrome (864974479468).
The spelling of 124450425047 in words is "one hundred twenty-four billion, four hundred fifty million, four hundred twenty-five thousand, forty-seven".
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