Base | Representation |
---|---|
bin | 10010001010010… |
… | …00111011100000 |
3 | 101121122210021012 |
4 | 21011020323200 |
5 | 302444422430 |
6 | 23041120052 |
7 | 3526613321 |
oct | 1105107340 |
9 | 347583235 |
10 | 152342240 |
11 | 78aa1a86 |
12 | 43029028 |
13 | 2573c04b |
14 | 16338448 |
15 | d593695 |
hex | 9148ee0 |
152342240 has 48 divisors (see below), whose sum is σ = 364866768. Its totient is φ = 60097536.
The previous prime is 152342237. The next prime is 152342251. The reversal of 152342240 is 42243251.
It is a happy number.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5159 + ... + 18201.
It is an arithmetic number, because the mean of its divisors is an integer number (7601391).
Almost surely, 2152342240 is an apocalyptic number.
152342240 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 152342240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (182433384).
152342240 is an abundant number, since it is smaller than the sum of its proper divisors (212524528).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
152342240 is a wasteful number, since it uses less digits than its factorization.
152342240 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13131 (or 13123 counting only the distinct ones).
The product of its (nonzero) digits is 1920, while the sum is 23.
The square root of 152342240 is about 12342.6998667228. The cubic root of 152342240 is about 534.0805706349.
Adding to 152342240 its reverse (42243251), we get a palindrome (194585491).
The spelling of 152342240 in words is "one hundred fifty-two million, three hundred forty-two thousand, two hundred forty".
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