Base | Representation |
---|---|
bin | 1110110011110… |
… | …01000010011100 |
3 | 22122202102102102 |
4 | 13121321002130 |
5 | 223300241430 |
6 | 20154344232 |
7 | 3035630000 |
oct | 731710234 |
9 | 278672372 |
10 | 124227740 |
11 | 6413a15a |
12 | 3572b078 |
13 | 1c977350 |
14 | 126da700 |
15 | ad8d345 |
hex | 767909c |
124227740 has 120 divisors (see below), whose sum is σ = 329397600. Its totient is φ = 39118464.
The previous prime is 124227703. The next prime is 124227751. The reversal of 124227740 is 47722421.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 624161 + ... + 624359.
It is an arithmetic number, because the mean of its divisors is an integer number (2744980).
Almost surely, 2124227740 is an apocalyptic number.
124227740 is a gapful number since it is divisible by the number (10) 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 124227740, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (164698800).
124227740 is an abundant number, since it is smaller than the sum of its proper divisors (205169860).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
124227740 is a wasteful number, since it uses less digits than its factorization.
124227740 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 249 (or 226 counting only the distinct ones).
The product of its (nonzero) digits is 6272, while the sum is 29.
The square root of 124227740 is about 11145.7498626158. The cubic root of 124227740 is about 498.9681922100.
It can be divided in two parts, 1242 and 27740, that added together give a palindrome (28982).
The spelling of 124227740 in words is "one hundred twenty-four million, two hundred twenty-seven thousand, seven hundred forty".
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