Base | Representation |
---|---|
bin | 100000001111000110101… |
… | …111010101110100100001 |
3 | 21211202221001111112201222 |
4 | 200033012233111310201 |
5 | 242243304032100403 |
6 | 4413400205504425 |
7 | 316021526124233 |
oct | 40170657256441 |
9 | 7752831445658 |
10 | 2215242456353 |
11 | 78452a685053 |
12 | 2b93b4272115 |
13 | 130b86700494 |
14 | 7930b06a253 |
15 | 3c9546aa338 |
hex | 203c6bd5d21 |
2215242456353 has 4 divisors (see below), whose sum is σ = 2215591704768. Its totient is φ = 2214893207940.
The previous prime is 2215242456347. The next prime is 2215242456373. The reversal of 2215242456353 is 3536542425122.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 2215242456353 - 24 = 2215242456337 is a prime.
It is a super-2 number, since 2×22152424563532 (a number of 25 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2215242456373) 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, 174614693 + ... + 174627378.
It is an arithmetic number, because the mean of its divisors is an integer number (553897926192).
Almost surely, 22215242456353 is an apocalyptic number.
It is an amenable number.
2215242456353 is a deficient number, since it is larger than the sum of its proper divisors (349248415).
2215242456353 is an equidigital number, since it uses as much as digits as its factorization.
2215242456353 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 349248414.
The product of its digits is 1728000, while the sum is 44.
The spelling of 2215242456353 in words is "two trillion, two hundred fifteen billion, two hundred forty-two million, four hundred fifty-six thousand, three hundred fifty-three".
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