Base | Representation |
---|---|
bin | 10010111011000… |
… | …00011111010000 |
3 | 102001200022220000 |
4 | 21131200133100 |
5 | 311113331232 |
6 | 23430050000 |
7 | 3635120145 |
oct | 1135403720 |
9 | 361608800 |
10 | 158730192 |
11 | 81665385 |
12 | 451a9900 |
13 | 26b677ba |
14 | 1711c3cc |
15 | de0627c |
hex | 97607d0 |
158730192 has 50 divisors (see below), whose sum is σ = 459414978. Its totient is φ = 52909632.
The previous prime is 158730191. The next prime is 158730203. The reversal of 158730192 is 291037851.
It can be written as a sum of positive squares in only one way, i.e., 157854096 + 876096 = 12564^2 + 936^2 .
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (158730191) 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 9 ways as a sum of consecutive naturals, for example, 59943 + ... + 62534.
Almost surely, 2158730192 is an apocalyptic number.
158730192 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
158730192 is an abundant number, since it is smaller than the sum of its proper divisors (300684786).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
158730192 is a wasteful number, since it uses less digits than its factorization.
158730192 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 122497 (or 122482 counting only the distinct ones).
The product of its (nonzero) digits is 15120, while the sum is 36.
The square root of 158730192 is about 12598.8170873301. The cubic root of 158730192 is about 541.4435450387.
The spelling of 158730192 in words is "one hundred fifty-eight million, seven hundred thirty thousand, one hundred ninety-two".
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