Base | Representation |
---|---|
bin | 10010111001000… |
… | …11000001110000 |
3 | 102001012112120011 |
4 | 21130203001300 |
5 | 311032302243 |
6 | 23420424304 |
7 | 3633021202 |
oct | 1134430160 |
9 | 361175504 |
10 | 158478448 |
11 | 81503227 |
12 | 450a8094 |
13 | 26aaa03b |
14 | 17094772 |
15 | dda689d |
hex | 9723070 |
158478448 has 40 divisors (see below), whose sum is σ = 324729216. Its totient is φ = 74803200.
The previous prime is 158478413. The next prime is 158478493. The reversal of 158478448 is 844874851.
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, 16440 + ... + 24232.
Almost surely, 2158478448 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 158478448, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (162364608).
158478448 is an abundant number, since it is smaller than the sum of its proper divisors (166250768).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
158478448 is a wasteful number, since it uses less digits than its factorization.
158478448 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7873 (or 7867 counting only the distinct ones).
The product of its digits is 1146880, while the sum is 49.
The square root of 158478448 is about 12588.8223436507. The cubic root of 158478448 is about 541.1571527965.
The spelling of 158478448 in words is "one hundred fifty-eight million, four hundred seventy-eight thousand, four hundred forty-eight".
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