Base | Representation |
---|---|
bin | 11011110111011001101000… |
… | …000010000101001011010100 |
3 | 121001221002011211021101101212 |
4 | 123313121220002011023110 |
5 | 112030412243100400040 |
6 | 1112352404303040552 |
7 | 34546154563510613 |
oct | 3367315002051324 |
9 | 531832154241355 |
10 | 122554342200020 |
11 | 360600062066a5 |
12 | 118b3a292a0158 |
13 | 534ca95355043 |
14 | 223993a02387a |
15 | e27dbde28d65 |
hex | 6f76680852d4 |
122554342200020 has 48 divisors (see below), whose sum is σ = 265703130620928. Its totient is φ = 47433793447680.
The previous prime is 122554342199977. The next prime is 122554342200053. The reversal of 122554342200020 is 20002243455221.
It is a self number, because there is not a number n which added to its sum of digits gives 122554342200020.
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, 9280664 + ... + 18199983.
It is an arithmetic number, because the mean of its divisors is an integer number (5535481887936).
Almost surely, 2122554342200020 is an apocalyptic number.
122554342200020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
122554342200020 is an abundant number, since it is smaller than the sum of its proper divisors (143148788420908).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
122554342200020 is a wasteful number, since it uses less digits than its factorization.
122554342200020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 27487880 (or 27487878 counting only the distinct ones).
The product of its (nonzero) digits is 38400, while the sum is 32.
Adding to 122554342200020 its reverse (20002243455221), we get a palindrome (142556585655241).
The spelling of 122554342200020 in words is "one hundred twenty-two trillion, five hundred fifty-four billion, three hundred forty-two million, two hundred thousand, twenty".
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