Base | Representation |
---|---|
bin | 11011110011111000111000… |
… | …101101001101011101110100 |
3 | 121001002000022100212002012112 |
4 | 123303320320231031131310 |
5 | 112012434041141444340 |
6 | 1112045455201510152 |
7 | 34522552623101030 |
oct | 3363707055153564 |
9 | 531060270762175 |
10 | 122313030031220 |
11 | 35a77734838636 |
12 | 11875102342358 |
13 | 53330b9177892 |
14 | 222bda73a71c0 |
15 | e21998bc7065 |
hex | 6f3e38b4d774 |
122313030031220 has 48 divisors (see below), whose sum is σ = 309001339032960. Its totient is φ = 39728743588224.
The previous prime is 122313030031217. The next prime is 122313030031307. The reversal of 122313030031220 is 22130030313221.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22991168399 + ... + 22991173718.
It is an arithmetic number, because the mean of its divisors is an integer number (6437527896520).
Almost surely, 2122313030031220 is an apocalyptic number.
122313030031220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
122313030031220 is an abundant number, since it is smaller than the sum of its proper divisors (186688309001740).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
122313030031220 is a wasteful number, since it uses less digits than its factorization.
122313030031220 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 45982342152 (or 45982342150 counting only the distinct ones).
The product of its (nonzero) digits is 1296, while the sum is 23.
Adding to 122313030031220 its reverse (22130030313221), we get a palindrome (144443060344441).
The spelling of 122313030031220 in words is "one hundred twenty-two trillion, three hundred thirteen billion, thirty million, thirty-one thousand, two hundred twenty".
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