Base | Representation |
---|---|
bin | 110010101110100111001100… |
… | …111001001000101011010011 |
3 | 1002020221200022212001012120111 |
4 | 302232213030321020223103 |
5 | 213220330043003024111 |
6 | 2110301131424222151 |
7 | 64664561420410141 |
oct | 6256471471105323 |
9 | 1066850285035514 |
10 | 223105513720531 |
11 | 650a7576167a92 |
12 | 2103341516a957 |
13 | 97649b4cbb070 |
14 | 3d145161c4591 |
15 | 1abd746983a21 |
hex | cae9cce48ad3 |
223105513720531 has 16 divisors (see below), whose sum is σ = 252697625752320. Its totient is φ = 195539829413760.
The previous prime is 223105513720493. The next prime is 223105513720541. The reversal of 223105513720531 is 135027315501322.
It is not a de Polignac number, because 223105513720531 - 243 = 214309420698323 is a prime.
It is a super-3 number, since 3×2231055137205313 (a number of 44 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (223105513720541) 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, 5222730496 + ... + 5222773213.
It is an arithmetic number, because the mean of its divisors is an integer number (15793601609520).
Almost surely, 2223105513720531 is an apocalyptic number.
223105513720531 is a deficient number, since it is larger than the sum of its proper divisors (29592112031789).
223105513720531 is a wasteful number, since it uses less digits than its factorization.
223105513720531 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10445503806.
The product of its (nonzero) digits is 189000, while the sum is 40.
The spelling of 223105513720531 in words is "two hundred twenty-three trillion, one hundred five billion, five hundred thirteen million, seven hundred twenty thousand, five hundred thirty-one".
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