Base | Representation |
---|---|
bin | 111000111000000101… |
… | …1101111011110110110 |
3 | 102200021020020101011220 |
4 | 1301300023233132312 |
5 | 4000121122214200 |
6 | 132035542011210 |
7 | 11552526105522 |
oct | 1616013573666 |
9 | 380236211156 |
10 | 122141210550 |
11 | 47888590317 |
12 | 1b808a16b06 |
13 | b6969a3a68 |
14 | 5ca987cd82 |
15 | 329ce5d4a0 |
hex | 1c702ef7b6 |
122141210550 has 96 divisors (see below), whose sum is σ = 316449745920. Its totient is φ = 31140451200.
The previous prime is 122141210507. The next prime is 122141210551. The reversal of 122141210550 is 55012141221.
It is a happy number.
It is a self number, because there is not a number n which added to its sum of digits gives 122141210550.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (122141210551) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 227716 + ... + 544184.
It is an arithmetic number, because the mean of its divisors is an integer number (3296351520).
Almost surely, 2122141210550 is an apocalyptic number.
122141210550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 122141210550, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (158224872960).
122141210550 is an abundant number, since it is smaller than the sum of its proper divisors (194308535370).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
122141210550 is a wasteful number, since it uses less digits than its factorization.
122141210550 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 316598 (or 316593 counting only the distinct ones).
The product of its (nonzero) digits is 800, while the sum is 24.
Adding to 122141210550 its reverse (55012141221), we get a palindrome (177153351771).
The spelling of 122141210550 in words is "one hundred twenty-two billion, one hundred forty-one million, two hundred ten thousand, five hundred fifty".
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