Base | Representation |
---|---|
bin | 111001000011101101… |
… | …1001101011001010000 |
3 | 102201021101221220110211 |
4 | 1302013123031121100 |
5 | 4001420433004300 |
6 | 132142351333504 |
7 | 11565302341546 |
oct | 1620733153120 |
9 | 381241856424 |
10 | 122531141200 |
11 | 47a686a8a56 |
12 | 1b8b7521294 |
13 | b7296cb060 |
14 | 5d05581d96 |
15 | 32c22d34ba |
hex | 1c876cd650 |
122531141200 has 60 divisors (see below), whose sum is σ = 317025777628. Its totient is φ = 45242265600.
The previous prime is 122531141101. The next prime is 122531141203. The reversal of 122531141200 is 2141135221.
It can be written as a sum of positive squares in 6 ways, for example, as 629608464 + 121901532736 = 25092^2 + 349144^2 .
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (122531141203) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11776641 + ... + 11787040.
Almost surely, 2122531141200 is an apocalyptic number.
122531141200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
122531141200 is an abundant number, since it is smaller than the sum of its proper divisors (194494636428).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
122531141200 is a wasteful number, since it uses less digits than its factorization.
122531141200 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 23563712 (or 23563701 counting only the distinct ones).
The product of its (nonzero) digits is 480, while the sum is 22.
Adding to 122531141200 its reverse (2141135221), we get a palindrome (124672276421).
The spelling of 122531141200 in words is "one hundred twenty-two billion, five hundred thirty-one million, one hundred forty-one thousand, two hundred".
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