Base | Representation |
---|---|
bin | 10010000000000… |
… | …101011011001111 |
3 | 210001021210201202 |
4 | 102000011123033 |
5 | 1104303341421 |
6 | 45545100115 |
7 | 10325026532 |
oct | 2200053317 |
9 | 701253652 |
10 | 302012111 |
11 | 145529195 |
12 | 8518763b |
13 | 4a7538bb |
14 | 2c178a19 |
15 | 1b7aa10b |
hex | 120056cf |
302012111 has 8 divisors (see below), whose sum is σ = 305491200. Its totient is φ = 298551960.
The previous prime is 302012063. The next prime is 302012131. The reversal of 302012111 is 111210203.
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 302012111 - 218 = 301749967 is a prime.
It is a super-2 number, since 2×3020121112 = 182422630381352642, which contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 302012092 and 302012101.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (302012131) 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, 28676 + ... + 37766.
It is an arithmetic number, because the mean of its divisors is an integer number (38186400).
Almost surely, 2302012111 is an apocalyptic number.
302012111 is a deficient number, since it is larger than the sum of its proper divisors (3479089).
302012111 is a wasteful number, since it uses less digits than its factorization.
302012111 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9469.
The product of its (nonzero) digits is 12, while the sum is 11.
The square root of 302012111 is about 17378.4956483581. The cubic root of 302012111 is about 670.9262536084.
Adding to 302012111 its reverse (111210203), we get a palindrome (413222314).
The spelling of 302012111 in words is "three hundred two million, twelve thousand, one hundred eleven".
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