Base | Representation |
---|---|
bin | 1011010001110110000110… |
… | …0011110111111001111010 |
3 | 1121220112200110112121101120 |
4 | 2310131201203313321322 |
5 | 3111140133042040110 |
6 | 42213011440330110 |
7 | 2416646323316436 |
oct | 264354143677172 |
9 | 47815613477346 |
10 | 12401207377530 |
11 | 3a513602a1874 |
12 | 148352b313936 |
13 | 6bc5762063aa |
14 | 30c3162719c6 |
15 | 1678b5810870 |
hex | b47618f7e7a |
12401207377530 has 64 divisors (see below), whose sum is σ = 29784238272000. Its totient is φ = 3304617986880.
The previous prime is 12401207377513. The next prime is 12401207377613. The reversal of 12401207377530 is 3577370210421.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 758986101 + ... + 759002439.
It is an arithmetic number, because the mean of its divisors is an integer number (465378723000).
Almost surely, 212401207377530 is an apocalyptic number.
12401207377530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
12401207377530 is an abundant number, since it is smaller than the sum of its proper divisors (17383030894470).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12401207377530 is a wasteful number, since it uses less digits than its factorization.
12401207377530 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 32939.
The product of its (nonzero) digits is 246960, while the sum is 42.
Adding to 12401207377530 its reverse (3577370210421), we get a palindrome (15978577587951).
The spelling of 12401207377530 in words is "twelve trillion, four hundred one billion, two hundred seven million, three hundred seventy-seven thousand, five hundred thirty".
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