Base | Representation |
---|---|
bin | 111000111111110111… |
… | …1110010111010001100 |
3 | 102200221102120010000201 |
4 | 1301333233302322030 |
5 | 4001134443220022 |
6 | 132121510303244 |
7 | 11562146360560 |
oct | 1617757627214 |
9 | 380842503021 |
10 | 122402320012 |
11 | 47a01a11765 |
12 | 1b880357b24 |
13 | b708b05cbb |
14 | 5cd240b6a0 |
15 | 32b5d39127 |
hex | 1c7fbf2e8c |
122402320012 has 48 divisors (see below), whose sum is σ = 247325218560. Its totient is φ = 51918939072.
The previous prime is 122402320009. The next prime is 122402320057. The reversal of 122402320012 is 210023204221.
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, 3255939 + ... + 3293317.
It is an arithmetic number, because the mean of its divisors is an integer number (5152608720).
Almost surely, 2122402320012 is an apocalyptic number.
It is an amenable number.
122402320012 is an abundant number, since it is smaller than the sum of its proper divisors (124922898548).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
122402320012 is a wasteful number, since it uses less digits than its factorization.
122402320012 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 38590 (or 38588 counting only the distinct ones).
The product of its (nonzero) digits is 384, while the sum is 19.
Adding to 122402320012 its reverse (210023204221), we get a palindrome (332425524233).
The spelling of 122402320012 in words is "one hundred twenty-two billion, four hundred two million, three hundred twenty thousand, twelve".
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