Base | Representation |
---|---|
bin | 10001111001010… |
… | …10101000110010 |
3 | 101110110221022102 |
4 | 20330222220302 |
5 | 301412333020 |
6 | 22521340402 |
7 | 3502002404 |
oct | 1074525062 |
9 | 343427272 |
10 | 150121010 |
11 | 77815156 |
12 | 42337702 |
13 | 25142000 |
14 | 15d1ab74 |
15 | d2a5475 |
hex | 8f2aa32 |
150121010 has 32 divisors (see below), whose sum is σ = 292768560. Its totient is φ = 55421184.
The previous prime is 150121009. The next prime is 150121019. The reversal of 150121010 is 10121051.
It can be written as a sum of positive squares in 8 ways, for example, as 31550689 + 118570321 = 5617^2 + 10889^2 .
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 150120982 and 150121000.
It is not an unprimeable number, because it can be changed into a prime (150121019) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18554 + ... + 25386.
Almost surely, 2150121010 is an apocalyptic number.
150121010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
150121010 is a deficient number, since it is larger than the sum of its proper divisors (142647550).
150121010 is an equidigital number, since it uses as much as digits as its factorization.
150121010 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6879 (or 6853 counting only the distinct ones).
The product of its (nonzero) digits is 10, while the sum is 11.
The square root of 150121010 is about 12252.3879305220. The cubic root of 150121010 is about 531.4721265347.
Adding to 150121010 its reverse (10121051), we get a palindrome (160242061).
The spelling of 150121010 in words is "one hundred fifty million, one hundred twenty-one thousand, ten".
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