Base | Representation |
---|---|
bin | 111000110100011111… |
… | …0100111111101001100 |
3 | 102122221210210002002010 |
4 | 1301220332213331030 |
5 | 3444344201100330 |
6 | 132015543101220 |
7 | 11546530463145 |
oct | 1615076477514 |
9 | 378853702063 |
10 | 122020331340 |
11 | 47826328a46 |
12 | 1b794441810 |
13 | b67792c8bb |
14 | 5c977b4acc |
15 | 32925323b0 |
hex | 1c68fa7f4c |
122020331340 has 24 divisors (see below), whose sum is σ = 341656927920. Its totient is φ = 32538755008.
The previous prime is 122020331327. The next prime is 122020331347. The reversal of 122020331340 is 43133020221.
It is a super-2 number, since 2×1220203313402 (a number of 23 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (122020331347) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1016836035 + ... + 1016836154.
It is an arithmetic number, because the mean of its divisors is an integer number (14235705330).
Almost surely, 2122020331340 is an apocalyptic number.
122020331340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
122020331340 is an abundant number, since it is smaller than the sum of its proper divisors (219636596580).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
122020331340 is a wasteful number, since it uses less digits than its factorization.
122020331340 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2033672201 (or 2033672199 counting only the distinct ones).
The product of its (nonzero) digits is 864, while the sum is 21.
Adding to 122020331340 its reverse (43133020221), we get a palindrome (165153351561).
The spelling of 122020331340 in words is "one hundred twenty-two billion, twenty million, three hundred thirty-one thousand, three hundred forty".
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