Base | Representation |
---|---|
bin | 1110110011001… |
… | …00011011011000 |
3 | 22122121010121202 |
4 | 13121210123120 |
5 | 223240041240 |
6 | 20152453332 |
7 | 3035125610 |
oct | 731443330 |
9 | 278533552 |
10 | 124143320 |
11 | 64091794 |
12 | 356aa248 |
13 | 1c947ab2 |
14 | 126b7a40 |
15 | ad73315 |
hex | 76646d8 |
124143320 has 32 divisors (see below), whose sum is σ = 319226400. Its totient is φ = 42563328.
The previous prime is 124143319. The next prime is 124143337. The reversal of 124143320 is 23341421.
It is a Harshad number since it is a multiple of its sum of digits (20).
It is a junction number, because it is equal to n+sod(n) for n = 124143292 and 124143301.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 221405 + ... + 221964.
It is an arithmetic number, because the mean of its divisors is an integer number (9975825).
Almost surely, 2124143320 is an apocalyptic number.
124143320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
124143320 is an abundant number, since it is smaller than the sum of its proper divisors (195083080).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
124143320 is a wasteful number, since it uses less digits than its factorization.
124143320 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 443387 (or 443383 counting only the distinct ones).
The product of its (nonzero) digits is 576, while the sum is 20.
The square root of 124143320 is about 11141.9621252273. The cubic root of 124143320 is about 498.8551405946.
Adding to 124143320 its reverse (23341421), we get a palindrome (147484741).
The spelling of 124143320 in words is "one hundred twenty-four million, one hundred forty-three thousand, three hundred twenty".
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