Base | Representation |
---|---|
bin | 10010010111000… |
… | …110000101111000 |
3 | 210110122021010200 |
4 | 102113012011320 |
5 | 1112324403102 |
6 | 50322242200 |
7 | 10430221623 |
oct | 2227060570 |
9 | 713567120 |
10 | 308044152 |
11 | 148979149 |
12 | 871b6360 |
13 | 4ba86360 |
14 | 2cca8dba |
15 | 1c09c51c |
hex | 125c6178 |
308044152 has 192 divisors, whose sum is σ = 963144000. Its totient is φ = 88197120.
The previous prime is 308044151. The next prime is 308044153. The reversal of 308044152 is 251440803.
It is an interprime number because it is at equal distance from previous prime (308044151) and next prime (308044153).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (308044151) 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 47 ways as a sum of consecutive naturals, for example, 882474 + ... + 882822.
It is an arithmetic number, because the mean of its divisors is an integer number (5016375).
Almost surely, 2308044152 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 308044152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (481572000).
308044152 is an abundant number, since it is smaller than the sum of its proper divisors (655099848).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
308044152 is a wasteful number, since it uses less digits than its factorization.
308044152 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 438 (or 431 counting only the distinct ones).
The product of its (nonzero) digits is 3840, while the sum is 27.
The square root of 308044152 is about 17551.1866265504. The cubic root of 308044152 is about 675.3636098563.
Adding to 308044152 its reverse (251440803), we get a palindrome (559484955).
The spelling of 308044152 in words is "three hundred eight million, forty-four thousand, one hundred fifty-two".
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