Base | Representation |
---|---|
bin | 111001111001010111… |
… | …0011011100100111100 |
3 | 102212220212100120220201 |
4 | 1303302232123210330 |
5 | 4014112310422030 |
6 | 133041140053244 |
7 | 11661021654025 |
oct | 1636256334474 |
9 | 385825316821 |
10 | 124331342140 |
11 | 4880188a625 |
12 | 2011a394224 |
13 | b95565b705 |
14 | 60366abc4c |
15 | 337a37b2ca |
hex | 1cf2b9b93c |
124331342140 has 96 divisors (see below), whose sum is σ = 275481984960. Its totient is φ = 47062579200.
The previous prime is 124331342117. The next prime is 124331342141. The reversal of 124331342140 is 41243133421.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 124331342099 and 124331342108.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (124331342141) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 45524575 + ... + 45527305.
It is an arithmetic number, because the mean of its divisors is an integer number (2869604010).
Almost surely, 2124331342140 is an apocalyptic number.
124331342140 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 124331342140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (137740992480).
124331342140 is an abundant number, since it is smaller than the sum of its proper divisors (151150642820).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
124331342140 is a wasteful number, since it uses less digits than its factorization.
124331342140 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4303 (or 4301 counting only the distinct ones).
The product of its (nonzero) digits is 6912, while the sum is 28.
Adding to 124331342140 its reverse (41243133421), we get a palindrome (165574475561).
The spelling of 124331342140 in words is "one hundred twenty-four billion, three hundred thirty-one million, three hundred forty-two thousand, one hundred forty".
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