Base | Representation |
---|---|
bin | 1110100011011… |
… | …11111111110101 |
3 | 22111201222212121 |
4 | 13101233333311 |
5 | 222223443212 |
6 | 20040515541 |
7 | 3011530615 |
oct | 721577765 |
9 | 274658777 |
10 | 122093557 |
11 | 62a11773 |
12 | 34a7bbb1 |
13 | 1c3aab11 |
14 | 12302a45 |
15 | aabad07 |
hex | 746fff5 |
122093557 has 2 divisors, whose sum is σ = 122093558. Its totient is φ = 122093556.
The previous prime is 122093551. The next prime is 122093579. The reversal of 122093557 is 755390221.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 70123876 + 51969681 = 8374^2 + 7209^2 .
It is a cyclic number.
It is not a de Polignac number, because 122093557 - 23 = 122093549 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (122093551) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61046778 + 61046779.
It is an arithmetic number, because the mean of its divisors is an integer number (61046779).
Almost surely, 2122093557 is an apocalyptic number.
It is an amenable number.
122093557 is a deficient number, since it is larger than the sum of its proper divisors (1).
122093557 is an equidigital number, since it uses as much as digits as its factorization.
122093557 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 18900, while the sum is 34.
The square root of 122093557 is about 11049.5953319567. The cubic root of 122093557 is about 496.0943133284.
The spelling of 122093557 in words is "one hundred twenty-two million, ninety-three thousand, five hundred fifty-seven".
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