Base | Representation |
---|---|
bin | 11101111000000… |
… | …010110011110110 |
3 | 1021221011011110010 |
4 | 131320002303312 |
5 | 2011303341323 |
6 | 121423041050 |
7 | 15264251253 |
oct | 3570026366 |
9 | 1257134403 |
10 | 501230838 |
11 | 237a28169 |
12 | 11ba40186 |
13 | 7cac63c4 |
14 | 4a7d642a |
15 | 2e00cc93 |
hex | 1de02cf6 |
501230838 has 32 divisors (see below), whose sum is σ = 1038296160. Its totient is φ = 161118720.
The previous prime is 501230831. The next prime is 501230861. The reversal of 501230838 is 838032105.
It is a happy number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (501230831) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 224568 + ... + 226788.
It is an arithmetic number, because the mean of its divisors is an integer number (32446755).
Almost surely, 2501230838 is an apocalyptic number.
501230838 is a gapful number since it is divisible by the number (58) formed by its first and last digit.
501230838 is an abundant number, since it is smaller than the sum of its proper divisors (537065322).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
501230838 is a wasteful number, since it uses less digits than its factorization.
501230838 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3552.
The product of its (nonzero) digits is 5760, while the sum is 30.
The square root of 501230838 is about 22388.1852323943. The cubic root of 501230838 is about 794.3512701474.
The spelling of 501230838 in words is "five hundred one million, two hundred thirty thousand, eight hundred thirty-eight".
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