Base | Representation |
---|---|
bin | 10010000000000… |
… | …01010011110001 |
3 | 101112010121110220 |
4 | 21000001103301 |
5 | 302124002210 |
6 | 22552243253 |
7 | 3512324061 |
oct | 1100012361 |
9 | 345117426 |
10 | 151000305 |
11 | 78265845 |
12 | 426a0529 |
13 | 2538c2c1 |
14 | 160a93a1 |
15 | d3cac70 |
hex | 90014f1 |
151000305 has 32 divisors (see below), whose sum is σ = 248704896. Its totient is φ = 78188544.
The previous prime is 151000271. The next prime is 151000309. The reversal of 151000305 is 503000151.
It is not a de Polignac number, because 151000305 - 27 = 151000177 is a prime.
It is a super-2 number, since 2×1510003052 = 45602184220186050, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (15).
It is not an unprimeable number, because it can be changed into a prime (151000309) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 123879 + ... + 125091.
It is an arithmetic number, because the mean of its divisors is an integer number (7772028).
Almost surely, 2151000305 is an apocalyptic number.
151000305 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
151000305 is a deficient number, since it is larger than the sum of its proper divisors (97704591).
151000305 is a wasteful number, since it uses less digits than its factorization.
151000305 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1457.
The product of its (nonzero) digits is 75, while the sum is 15.
The square root of 151000305 is about 12288.2181377122. The cubic root of 151000305 is about 532.5077606927.
Adding to 151000305 its reverse (503000151), we get a palindrome (654000456).
The spelling of 151000305 in words is "one hundred fifty-one million, three hundred five", and thus it is an aban number.
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