Base | Representation |
---|---|
bin | 10010111001000… |
… | …10001001100010 |
3 | 102001012100121220 |
4 | 21130202021202 |
5 | 311032143400 |
6 | 23420355510 |
7 | 3633004542 |
oct | 1134421142 |
9 | 361170556 |
10 | 158474850 |
11 | 81500556 |
12 | 450a5b96 |
13 | 26aa8501 |
14 | 17093322 |
15 | dda57a0 |
hex | 9722262 |
158474850 has 96 divisors (see below), whose sum is σ = 430686720. Its totient is φ = 38384640.
The previous prime is 158474837. The next prime is 158474851. The reversal of 158474850 is 58474851.
It is a super-2 number, since 2×1584748502 = 50228556165045000, which contains 22 as substring.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (158474851) by changing a digit.
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 47 ways as a sum of consecutive naturals, for example, 72879 + ... + 75021.
It is an arithmetic number, because the mean of its divisors is an integer number (4486320).
Almost surely, 2158474850 is an apocalyptic number.
158474850 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 158474850, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (215343360).
158474850 is an abundant number, since it is smaller than the sum of its proper divisors (272211870).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
158474850 is a wasteful number, since it uses less digits than its factorization.
158474850 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2204 (or 2199 counting only the distinct ones).
The product of its (nonzero) digits is 179200, while the sum is 42.
The square root of 158474850 is about 12588.6794382890. The cubic root of 158474850 is about 541.1530573959.
Subtracting from 158474850 its reverse (58474851), we obtain a palindrome (99999999).
The spelling of 158474850 in words is "one hundred fifty-eight million, four hundred seventy-four thousand, eight hundred fifty".
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