Base | Representation |
---|---|
bin | 1000110010101111101… |
… | …01000001111100110011 |
3 | 1001212211100101200110001 |
4 | 10121113311001330303 |
5 | 14422221013331011 |
6 | 350443110250431 |
7 | 30553563040630 |
oct | 4312765017463 |
9 | 1055740350401 |
10 | 302121230131 |
11 | 107146615956 |
12 | 4a677956a17 |
13 | 2264a440a76 |
14 | 108a0b57187 |
15 | 7cd3a1b7c1 |
hex | 4657d41f33 |
302121230131 has 16 divisors (see below), whose sum is σ = 354065261760. Its totient is φ = 252386104320.
The previous prime is 302121230101. The next prime is 302121230149. The reversal of 302121230131 is 131032121203.
It is not a de Polignac number, because 302121230131 - 211 = 302121228083 is a prime.
It is a super-2 number, since 2×3021212301312 (a number of 24 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 302121230099 and 302121230108.
It is not an unprimeable number, because it can be changed into a prime (302121230101) 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, 258336 + ... + 819133.
It is an arithmetic number, because the mean of its divisors is an integer number (22129078860).
Almost surely, 2302121230131 is an apocalyptic number.
302121230131 is a deficient number, since it is larger than the sum of its proper divisors (51944031629).
302121230131 is a wasteful number, since it uses less digits than its factorization.
302121230131 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1078494.
The product of its (nonzero) digits is 216, while the sum is 19.
Adding to 302121230131 its reverse (131032121203), we get a palindrome (433153351334).
The spelling of 302121230131 in words is "three hundred two billion, one hundred twenty-one million, two hundred thirty thousand, one hundred thirty-one".
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