Search a number
-
+
154320528 = 2433215011
BaseRepresentation
bin10010011001010…
…11111010010000
3101202101021222010
421030223322100
5304001224103
623151342520
73552463035
oct1114537220
9352337863
10154320528
117a12332a
1243821a40
1325c8262b
14166d138c
15d834903
hex932be90

154320528 has 20 divisors (see below), whose sum is σ = 398661488. Its totient is φ = 51440160.

The previous prime is 154320521. The next prime is 154320557. The reversal of 154320528 is 825023451.

154320528 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 154320495 and 154320504.

It is not an unprimeable number, because it can be changed into a prime (154320521) 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 3 ways as a sum of consecutive naturals, for example, 1607458 + ... + 1607553.

Almost surely, 2154320528 is an apocalyptic number.

It is an amenable number.

154320528 is an abundant number, since it is smaller than the sum of its proper divisors (244340960).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

154320528 is a wasteful number, since it uses less digits than its factorization.

154320528 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3215022 (or 3215016 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 30.

The square root of 154320528 is about 12422.5813742555. The cubic root of 154320528 is about 536.3824588974.

Adding to 154320528 its reverse (825023451), we get a palindrome (979343979).

The spelling of 154320528 in words is "one hundred fifty-four million, three hundred twenty thousand, five hundred twenty-eight".

Divisors: 1 2 3 4 6 8 12 16 24 48 3215011 6430022 9645033 12860044 19290066 25720088 38580132 51440176 77160264 154320528