Base | Representation |
---|---|
bin | 111100001011101111… |
… | …111000100101001101 |
3 | 20011210120221222122122 |
4 | 330023233320211031 |
5 | 2024321113030331 |
6 | 45404201222325 |
7 | 4445245430150 |
oct | 741357704515 |
9 | 204716858578 |
10 | 64621611341 |
11 | 25451240071 |
12 | 106357919a5 |
13 | 612b0a3161 |
14 | 31b05b7c97 |
15 | 1a3336417b |
hex | f0bbf894d |
64621611341 has 16 divisors (see below), whose sum is σ = 78255144960. Its totient is φ = 52127161200.
The previous prime is 64621611331. The next prime is 64621611343. The reversal of 64621611341 is 14311612646.
It is not a de Polignac number, because 64621611341 - 214 = 64621594957 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (64621611343) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1588781 + ... + 1628946.
It is an arithmetic number, because the mean of its divisors is an integer number (4890946560).
Almost surely, 264621611341 is an apocalyptic number.
It is an amenable number.
64621611341 is a deficient number, since it is larger than the sum of its proper divisors (13633533619).
64621611341 is a wasteful number, since it uses less digits than its factorization.
64621611341 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3217904.
The product of its digits is 20736, while the sum is 35.
The spelling of 64621611341 in words is "sixty-four billion, six hundred twenty-one million, six hundred eleven thousand, three hundred forty-one".
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