Base | Representation |
---|---|
bin | 1000110101101000000… |
… | …1010000111011011001 |
3 | 112111220120201021211221 |
4 | 2031122001100323121 |
5 | 4441424014330111 |
6 | 153430204252041 |
7 | 13653406602232 |
oct | 2153201207331 |
9 | 474816637757 |
10 | 151834136281 |
11 | 59435458963 |
12 | 25514b41021 |
13 | 114195620b9 |
14 | 74c51d2089 |
15 | 3e39b2c371 |
hex | 235a050ed9 |
151834136281 has 3 divisors (see below), whose sum is σ = 151834525941. Its totient is φ = 151833746622.
The previous prime is 151834136273. The next prime is 151834136287. The reversal of 151834136281 is 182631438151.
The square root of 151834136281 is 389659.
It is a perfect power (a square), and thus also a powerful number.
It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.
It is not a de Polignac number, because 151834136281 - 23 = 151834136273 is a prime.
It is a super-2 number, since 2×1518341362812 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (151834136287) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 194830 + ... + 584488.
It is an arithmetic number, because the mean of its divisors is an integer number (50611508647).
Almost surely, 2151834136281 is an apocalyptic number.
151834136281 is the 389659-th square number.
151834136281 is the 194830-th centered octagonal number.
It is an amenable number.
151834136281 is a deficient number, since it is larger than the sum of its proper divisors (389660).
151834136281 is an frugal number, since it uses more digits than its factorization.
151834136281 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 779318 (or 389659 counting only the distinct ones).
The product of its digits is 138240, while the sum is 43.
The spelling of 151834136281 in words is "one hundred fifty-one billion, eight hundred thirty-four million, one hundred thirty-six thousand, two hundred eighty-one".
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