Base | Representation |
---|---|
bin | 1000111011111010000… |
… | …1001010111100111101 |
3 | 112200021002101022122122 |
4 | 2032332201022330331 |
5 | 10003402134101023 |
6 | 154305355052325 |
7 | 14043242233124 |
oct | 2167641127475 |
9 | 480232338578 |
10 | 153520222013 |
11 | 5a120188044 |
12 | 259057410a5 |
13 | 11627979272 |
14 | 76050d4abb |
15 | 3ed7b832c8 |
hex | 23be84af3d |
153520222013 has 8 divisors (see below), whose sum is σ = 154508936280. Its totient is φ = 152531645760.
The previous prime is 153520221991. The next prime is 153520222033. The reversal of 153520222013 is 310222025351.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 13624025284 + 139896196729 = 116722^2 + 374027^2 .
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 153520222013 - 216 = 153520156477 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (153520222033) 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, 3120143 + ... + 3168963.
It is an arithmetic number, because the mean of its divisors is an integer number (19313617035).
Almost surely, 2153520222013 is an apocalyptic number.
It is an amenable number.
153520222013 is a deficient number, since it is larger than the sum of its proper divisors (988714267).
153520222013 is a wasteful number, since it uses less digits than its factorization.
153520222013 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 69007.
The product of its (nonzero) digits is 3600, while the sum is 26.
Adding to 153520222013 its reverse (310222025351), we get a palindrome (463742247364).
The spelling of 153520222013 in words is "one hundred fifty-three billion, five hundred twenty million, two hundred twenty-two thousand, thirteen".
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