Base | Representation |
---|---|
bin | 1100111110110110101… |
… | …1110100111011110101 |
3 | 210022200102012210022100 |
4 | 3033231223310323311 |
5 | 12123231420140201 |
6 | 250243052452313 |
7 | 22053626254464 |
oct | 3175553647365 |
9 | 708612183270 |
10 | 223031021301 |
11 | 86650219400 |
12 | 3728477a099 |
13 | 1805495012a |
14 | ab1ab669db |
15 | 5c05360886 |
hex | 33edaf4ef5 |
223031021301 has 18 divisors (see below), whose sum is σ = 354105268790. Its totient is φ = 135170315280.
The previous prime is 223031021293. The next prime is 223031021303. The reversal of 223031021301 is 103120130322.
223031021301 is a `hidden beast` number, since 2 + 2 + 30 + 310 + 21 + 301 = 666.
It can be written as a sum of positive squares in only one way, i.e., 181304788401 + 41726232900 = 425799^2 + 204270^2 .
It is not a de Polignac number, because 223031021301 - 23 = 223031021293 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (223031021303) by changing a digit.
It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 102400666 + ... + 102402843.
Almost surely, 2223031021301 is an apocalyptic number.
It is an amenable number.
223031021301 is a deficient number, since it is larger than the sum of its proper divisors (131074247489).
223031021301 is a wasteful number, since it uses less digits than its factorization.
223031021301 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 204803537 (or 204803523 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 18.
Adding to 223031021301 its reverse (103120130322), we get a palindrome (326151151623).
The spelling of 223031021301 in words is "two hundred twenty-three billion, thirty-one million, twenty-one thousand, three hundred one".
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