Base | Representation |
---|---|
bin | 111001111001101000… |
… | …0000000000101110010 |
3 | 102212221110220200200010 |
4 | 1303303100000011302 |
5 | 4014122034024300 |
6 | 133042052435350 |
7 | 11661156525636 |
oct | 1636320000562 |
9 | 385843820603 |
10 | 124340142450 |
11 | 48806850407 |
12 | 20121318b56 |
13 | b9574201b4 |
14 | 603791cdc6 |
15 | 337b018a50 |
hex | 1cf3400172 |
124340142450 has 48 divisors (see below), whose sum is σ = 321770673216. Its totient is φ = 31715745600.
The previous prime is 124340142413. The next prime is 124340142457. The reversal of 124340142450 is 54241043421.
It is a Harshad number since it is a multiple of its sum of digits (30).
It is not an unprimeable number, because it can be changed into a prime (124340142457) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 18016861 + ... + 18023760.
It is an arithmetic number, because the mean of its divisors is an integer number (6703555692).
Almost surely, 2124340142450 is an apocalyptic number.
124340142450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
124340142450 is an abundant number, since it is smaller than the sum of its proper divisors (197430530766).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
124340142450 is a wasteful number, since it uses less digits than its factorization.
124340142450 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 36040659 (or 36040654 counting only the distinct ones).
The product of its (nonzero) digits is 15360, while the sum is 30.
Adding to 124340142450 its reverse (54241043421), we get a palindrome (178581185871).
The spelling of 124340142450 in words is "one hundred twenty-four billion, three hundred forty million, one hundred forty-two thousand, four hundred fifty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •