Base | Representation |
---|---|
bin | 10010110110111… |
… | …00100001010100 |
3 | 102000122212102000 |
4 | 21123130201110 |
5 | 310444032102 |
6 | 23410315300 |
7 | 3630406215 |
oct | 1133344124 |
9 | 360585360 |
10 | 158189652 |
11 | 81326255 |
12 | 44b88b30 |
13 | 26a0875a |
14 | 1701b40c |
15 | dd4b01c |
hex | 96dc854 |
158189652 has 96 divisors (see below), whose sum is σ = 435133440. Its totient is φ = 49610880.
The previous prime is 158189651. The next prime is 158189659. The reversal of 158189652 is 256981851.
It is a happy number.
158189652 is a `hidden beast` number, since 1 + 581 + 8 + 9 + 65 + 2 = 666.
It is a super-2 number, since 2×1581896522 = 50047931999762208, which contains 22 as substring.
Its product of digits (172800) is a multiple of the sum of its prime divisors (1350).
It is a junction number, because it is equal to n+sod(n) for n = 158189598 and 158189607.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (158189651) 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 31 ways as a sum of consecutive naturals, for example, 123238 + ... + 124514.
It is an arithmetic number, because the mean of its divisors is an integer number (4532640).
Almost surely, 2158189652 is an apocalyptic number.
158189652 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 158189652, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (217566720).
158189652 is an abundant number, since it is smaller than the sum of its proper divisors (276943788).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
158189652 is a wasteful number, since it uses less digits than its factorization.
158189652 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1358 (or 1350 counting only the distinct ones).
The product of its digits is 172800, while the sum is 45.
The square root of 158189652 is about 12577.3467790309. The cubic root of 158189652 is about 540.8282352020.
The spelling of 158189652 in words is "one hundred fifty-eight million, one hundred eighty-nine thousand, six hundred fifty-two".
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