Base | Representation |
---|---|
bin | 1110110010111… |
… | …01000010010000 |
3 | 22122112121002021 |
4 | 13121131002100 |
5 | 223233104130 |
6 | 20152101224 |
7 | 3034641412 |
oct | 731350220 |
9 | 278477067 |
10 | 124113040 |
11 | 64070a67 |
12 | 35694814 |
13 | 1c93708c |
14 | 126aa9b2 |
15 | ad6937a |
hex | 765d090 |
124113040 has 80 divisors (see below), whose sum is σ = 303752880. Its totient is φ = 47093760.
The previous prime is 124113019. The next prime is 124113071. The reversal of 124113040 is 40311421.
It can be written as a sum of positive squares in 8 ways, for example, as 3640464 + 120472576 = 1908^2 + 10976^2 .
It is a tau number, because it is divible by the number of its divisors (80).
It is a Harshad number since it is a multiple of its sum of digits (16).
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 141082 + ... + 141958.
It is an arithmetic number, because the mean of its divisors is an integer number (3796911).
Almost surely, 2124113040 is an apocalyptic number.
124113040 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 124113040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (151876440).
124113040 is an abundant number, since it is smaller than the sum of its proper divisors (179639840).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
124113040 is a wasteful number, since it uses less digits than its factorization.
124113040 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 980 (or 974 counting only the distinct ones).
The product of its (nonzero) digits is 96, while the sum is 16.
The square root of 124113040 is about 11140.6032152662. The cubic root of 124113040 is about 498.8145784392.
Adding to 124113040 its reverse (40311421), we get a palindrome (164424461).
It can be divided in two parts, 12411 and 3040, that added together give a palindrome (15451).
The spelling of 124113040 in words is "one hundred twenty-four million, one hundred thirteen thousand, forty".
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