Base | Representation |
---|---|
bin | 10010001010010… |
… | …00011100010000 |
3 | 101121122200112010 |
4 | 21011020130100 |
5 | 302444341430 |
6 | 23041102520 |
7 | 3526604433 |
oct | 1105103420 |
9 | 347580463 |
10 | 152340240 |
11 | 78aa0528 |
12 | 43027a40 |
13 | 2573b170 |
14 | 1633781a |
15 | d592cb0 |
hex | 9148710 |
152340240 has 160 divisors (see below), whose sum is σ = 513467136. Its totient is φ = 37140480.
The previous prime is 152340229. The next prime is 152340299. The reversal of 152340240 is 42043251.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 489685 + ... + 489995.
Almost surely, 2152340240 is an apocalyptic number.
152340240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 152340240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (256733568).
152340240 is an abundant number, since it is smaller than the sum of its proper divisors (361126896).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
152340240 is a wasteful number, since it uses less digits than its factorization.
152340240 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 497 (or 491 counting only the distinct ones).
The product of its (nonzero) digits is 960, while the sum is 21.
The square root of 152340240 is about 12342.6188469060. The cubic root of 152340240 is about 534.0782334284.
Adding to 152340240 its reverse (42043251), we get a palindrome (194383491).
The spelling of 152340240 in words is "one hundred fifty-two million, three hundred forty thousand, two hundred forty".
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