Base | Representation |
---|---|
bin | 10001111101110… |
… | …100110111111111 |
3 | 210000011201112212 |
4 | 101331310313333 |
5 | 1104130420111 |
6 | 45524251035 |
7 | 10320012413 |
oct | 2175646777 |
9 | 700151485 |
10 | 301420031 |
11 | 145164370 |
12 | 84b40a7b |
13 | 4a5a7263 |
14 | 2c062d43 |
15 | 1b6de98b |
hex | 11f74dff |
301420031 has 8 divisors (see below), whose sum is σ = 332212944. Its totient is φ = 271192320.
The previous prime is 301420001. The next prime is 301420039. The reversal of 301420031 is 130024103.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-301420031 is a prime.
It is a super-2 number, since 2×3014200312 = 181708070176081922, 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 = 301419988 and 301420015.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (301420039) 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, 140180 + ... + 142313.
It is an arithmetic number, because the mean of its divisors is an integer number (41526618).
Almost surely, 2301420031 is an apocalyptic number.
301420031 is a deficient number, since it is larger than the sum of its proper divisors (30792913).
301420031 is a wasteful number, since it uses less digits than its factorization.
301420031 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 282601.
The product of its (nonzero) digits is 72, while the sum is 14.
The square root of 301420031 is about 17361.4524450001. The cubic root of 301420031 is about 670.4875273939.
Adding to 301420031 its reverse (130024103), we get a palindrome (431444134).
The spelling of 301420031 in words is "three hundred one million, four hundred twenty thousand, thirty-one".
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