Base | Representation |
---|---|
bin | 111000111000010111… |
… | …1011001000100100101 |
3 | 102200021212211011122111 |
4 | 1301300233121010211 |
5 | 4000131020242231 |
6 | 132040514201021 |
7 | 11553001410541 |
oct | 1616057310445 |
9 | 380255734574 |
10 | 122150555941 |
11 | 47892893687 |
12 | 1b80bb83171 |
13 | b6988c668b |
14 | 5caabd2a21 |
15 | 329dba74b1 |
hex | 1c70bd9125 |
122150555941 has 2 divisors, whose sum is σ = 122150555942. Its totient is φ = 122150555940.
The previous prime is 122150555939. The next prime is 122150555959. The reversal of 122150555941 is 149555051221.
It is a happy number.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 77369647716 + 44780908225 = 278154^2 + 211615^2 .
It is a cyclic number.
It is not a de Polignac number, because 122150555941 - 21 = 122150555939 is a prime.
Together with 122150555939, it forms a pair of twin primes.
It is a junction number, because it is equal to n+sod(n) for n = 122150555894 and 122150555903.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (122150585941) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61075277970 + 61075277971.
It is an arithmetic number, because the mean of its divisors is an integer number (61075277971).
Almost surely, 2122150555941 is an apocalyptic number.
It is an amenable number.
122150555941 is a deficient number, since it is larger than the sum of its proper divisors (1).
122150555941 is an equidigital number, since it uses as much as digits as its factorization.
122150555941 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 90000, while the sum is 40.
The spelling of 122150555941 in words is "one hundred twenty-two billion, one hundred fifty million, five hundred fifty-five thousand, nine hundred forty-one".
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