Base | Representation |
---|---|
bin | 110000101001011101011111… |
… | …010101110111111000010101 |
3 | 1001001112221021101011120002012 |
4 | 300221131133111313320111 |
5 | 211020421122211412134 |
6 | 2035013430213354005 |
7 | 63031524103214051 |
oct | 6051353725677025 |
9 | 1031487241146065 |
10 | 213955395419669 |
11 | 62199a789aa602 |
12 | 1bbb5ba5038905 |
13 | 924cba41cb517 |
14 | 3ab96d4154c61 |
15 | 19b070e10a6ce |
hex | c2975f577e15 |
213955395419669 has 8 divisors (see below), whose sum is σ = 214889098564800. Its totient is φ = 213022602763936.
The previous prime is 213955395419659. The next prime is 213955395419683. The reversal of 213955395419669 is 966914593559312.
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 213955395419669 - 216 = 213955395354133 is a prime.
It is a super-2 number, since 2×2139553954196692 (a number of 29 digits) contains 22 as substring.
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 213955395419669.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (213955395419659) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 227151344 + ... + 228091305.
It is an arithmetic number, because the mean of its divisors is an integer number (26861137320600).
Almost surely, 2213955395419669 is an apocalyptic number.
It is an amenable number.
213955395419669 is a deficient number, since it is larger than the sum of its proper divisors (933703145131).
213955395419669 is a wasteful number, since it uses less digits than its factorization.
213955395419669 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 455244699.
The product of its digits is 2125764000, while the sum is 77.
The spelling of 213955395419669 in words is "two hundred thirteen trillion, nine hundred fifty-five billion, three hundred ninety-five million, four hundred nineteen thousand, six hundred sixty-nine".
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