Base | Representation |
---|---|
bin | 10010111001000… |
… | …10011001001010 |
3 | 102001012101222221 |
4 | 21130202121022 |
5 | 311032211400 |
6 | 23420404254 |
7 | 3633010501 |
oct | 1134423112 |
9 | 361171887 |
10 | 158475850 |
11 | 81501285 |
12 | 450a668a |
13 | 26aa8ac0 |
14 | 17093838 |
15 | dda5c1a |
hex | 972264a |
158475850 has 24 divisors (see below), whose sum is σ = 317440620. Its totient is φ = 58513920.
The previous prime is 158475841. The next prime is 158475857. The reversal of 158475850 is 58574851.
It can be written as a sum of positive squares in 6 ways, for example, as 42289009 + 116186841 = 6503^2 + 10779^2 .
It is a super-2 number, since 2×1584758502 = 50229190066445000, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 158475797 and 158475806.
It is not an unprimeable number, because it can be changed into a prime (158475857) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 121255 + ... + 122554.
Almost surely, 2158475850 is an apocalyptic number.
158475850 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
158475850 is an abundant number, since it is smaller than the sum of its proper divisors (158964770).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
158475850 is a wasteful number, since it uses less digits than its factorization.
158475850 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 243834 (or 243829 counting only the distinct ones).
The product of its (nonzero) digits is 224000, while the sum is 43.
The square root of 158475850 is about 12588.7191564511. The cubic root of 158475850 is about 541.1541956458.
Subtracting from 158475850 its reverse (58574851), we obtain a palindrome (99900999).
The spelling of 158475850 in words is "one hundred fifty-eight million, four hundred seventy-five thousand, eight hundred fifty".
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