Base | Representation |
---|---|
bin | 111000110101010111… |
… | …1110100010111000100 |
3 | 102200000212121121220002 |
4 | 1301222233310113010 |
5 | 3444424300120140 |
6 | 132022523100432 |
7 | 11550340630451 |
oct | 1615257642704 |
9 | 380025547802 |
10 | 122050004420 |
11 | 47841055853 |
12 | 1b7a2371718 |
13 | b680b1bb36 |
14 | 5c9b6da828 |
15 | 3294e44415 |
hex | 1c6abf45c4 |
122050004420 has 24 divisors (see below), whose sum is σ = 257250795648. Its totient is φ = 48639852000.
The previous prime is 122050004411. The next prime is 122050004443. The reversal of 122050004420 is 24400050221.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (20).
It is a junction number, because it is equal to n+sod(n) for n = 122050004392 and 122050004401.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11253806 + ... + 11264645.
It is an arithmetic number, because the mean of its divisors is an integer number (10718783152).
Almost surely, 2122050004420 is an apocalyptic number.
122050004420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
122050004420 is an abundant number, since it is smaller than the sum of its proper divisors (135200791228).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
122050004420 is a wasteful number, since it uses less digits than its factorization.
122050004420 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 22518731 (or 22518729 counting only the distinct ones).
The product of its (nonzero) digits is 640, while the sum is 20.
Adding to 122050004420 its reverse (24400050221), we get a palindrome (146450054641).
The spelling of 122050004420 in words is "one hundred twenty-two billion, fifty million, four thousand, four hundred twenty".
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