Base | Representation |
---|---|
bin | 111010001001000010… |
… | …1000110111111000010 |
3 | 102221021112012010022010 |
4 | 1310102011012333002 |
5 | 4021201442141202 |
6 | 133205250553350 |
7 | 12010040140320 |
oct | 1642205067702 |
9 | 387245163263 |
10 | 124857380802 |
11 | 48a51811220 |
12 | 20246598856 |
13 | ba0a62c6ab |
14 | 60864c0d10 |
15 | 33ab63976c |
hex | 1d12146fc2 |
124857380802 has 64 divisors (see below), whose sum is σ = 324868921344. Its totient is φ = 31020464640.
The previous prime is 124857380801. The next prime is 124857380807. The reversal of 124857380802 is 208083758421.
124857380802 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is not an unprimeable number, because it can be changed into a prime (124857380801) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5864463 + ... + 5885714.
It is an arithmetic number, because the mean of its divisors is an integer number (5076076896).
Almost surely, 2124857380802 is an apocalyptic number.
124857380802 is an abundant number, since it is smaller than the sum of its proper divisors (200011540542).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
124857380802 is a wasteful number, since it uses less digits than its factorization.
124857380802 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11750223.
The product of its (nonzero) digits is 860160, while the sum is 48.
The spelling of 124857380802 in words is "one hundred twenty-four billion, eight hundred fifty-seven million, three hundred eighty thousand, eight hundred two".
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