Base | Representation |
---|---|
bin | 10010111001001… |
… | …10101011100000 |
3 | 102001020022002020 |
4 | 21130212223200 |
5 | 311033242113 |
6 | 23421021440 |
7 | 3633112623 |
oct | 1134465340 |
9 | 361208066 |
10 | 158493408 |
11 | 81513497 |
12 | 450b4880 |
13 | 26ab3aa8 |
14 | 17099dba |
15 | ddab023 |
hex | 9726ae0 |
158493408 has 48 divisors (see below), whose sum is σ = 417085200. Its totient is φ = 52699136.
The previous prime is 158493389. The next prime is 158493451. The reversal of 158493408 is 804394851.
It is a tau number, because it is divible by the number of its divisors (48).
It is a self number, because there is not a number n which added to its sum of digits gives 158493408.
It is a congruent number.
It is an unprimeable number.
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 7 ways as a sum of consecutive naturals, for example, 41266 + ... + 44942.
It is an arithmetic number, because the mean of its divisors is an integer number (8689275).
Almost surely, 2158493408 is an apocalyptic number.
It is an amenable number.
158493408 is an abundant number, since it is smaller than the sum of its proper divisors (258591792).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
158493408 is a wasteful number, since it uses less digits than its factorization.
158493408 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4139 (or 4131 counting only the distinct ones).
The product of its (nonzero) digits is 138240, while the sum is 42.
The square root of 158493408 is about 12589.4165075273. The cubic root of 158493408 is about 541.1741802564.
The spelling of 158493408 in words is "one hundred fifty-eight million, four hundred ninety-three thousand, four hundred eight".
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