Base | Representation |
---|---|
bin | 111011101110001001… |
… | …000001110110001101 |
3 | 20010111222021202011002 |
4 | 323232021001312031 |
5 | 2022311432331123 |
6 | 45243014510045 |
7 | 4430034353420 |
oct | 735611016615 |
9 | 203458252132 |
10 | 64124886413 |
11 | 252169102a5 |
12 | 10517365325 |
13 | 607c1c6993 |
14 | 31646359b7 |
15 | 1a04946528 |
hex | eee241d8d |
64124886413 has 8 divisors (see below), whose sum is σ = 75649635840. Its totient is φ = 53191149840.
The previous prime is 64124886403. The next prime is 64124886479. The reversal of 64124886413 is 31468842146.
It is a happy number.
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 64124886413 - 222 = 64120692109 is a prime.
It is a super-2 number, since 2×641248864132 (a number of 22 digits) 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 (64124886403) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 147752978 + ... + 147753411.
It is an arithmetic number, because the mean of its divisors is an integer number (9456204480).
Almost surely, 264124886413 is an apocalyptic number.
It is an amenable number.
64124886413 is a deficient number, since it is larger than the sum of its proper divisors (11524749427).
64124886413 is a wasteful number, since it uses less digits than its factorization.
64124886413 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 295506427.
The product of its digits is 884736, while the sum is 47.
The spelling of 64124886413 in words is "sixty-four billion, one hundred twenty-four million, eight hundred eighty-six thousand, four hundred thirteen".
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