Base | Representation |
---|---|
bin | 11011110101111010010111… |
… | …010011101111100101011100 |
3 | 121001120022011100000101010211 |
4 | 123311322113103233211130 |
5 | 112022223302333103340 |
6 | 1112233410433542204 |
7 | 34535604050415445 |
oct | 3365722723574534 |
9 | 531508140011124 |
10 | 122452056144220 |
11 | 36020697413a90 |
12 | 11898041a14964 |
13 | 534324404337a |
14 | 22349d55242cc |
15 | e253d41745ea |
hex | 6f5e974ef95c |
122452056144220 has 96 divisors (see below), whose sum is σ = 281742851033280. Its totient is φ = 44334970152960.
The previous prime is 122452056144181. The next prime is 122452056144221. The reversal of 122452056144220 is 22441650254221.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (122452056144221) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1722966846 + ... + 1723037914.
It is an arithmetic number, because the mean of its divisors is an integer number (2934821364930).
Almost surely, 2122452056144220 is an apocalyptic number.
122452056144220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 122452056144220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (140871425516640).
122452056144220 is an abundant number, since it is smaller than the sum of its proper divisors (159290794889060).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
122452056144220 is a wasteful number, since it uses less digits than its factorization.
122452056144220 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 104935 (or 104933 counting only the distinct ones).
The product of its (nonzero) digits is 307200, while the sum is 40.
The spelling of 122452056144220 in words is "one hundred twenty-two trillion, four hundred fifty-two billion, fifty-six million, one hundred forty-four thousand, two hundred twenty".
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