Base | Representation |
---|---|
bin | 1110100011100… |
… | …10100010010001 |
3 | 22111202112010122 |
4 | 13101302202101 |
5 | 222224311303 |
6 | 20041040025 |
7 | 3011603126 |
oct | 721624221 |
9 | 274675118 |
10 | 122103953 |
11 | 62a19564 |
12 | 34a86015 |
13 | 1c3b277a |
14 | 1230674d |
15 | aabde38 |
hex | 7472891 |
122103953 has 2 divisors, whose sum is σ = 122103954. Its totient is φ = 122103952.
The previous prime is 122103929. The next prime is 122103973. The reversal of 122103953 is 359301221.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 111028369 + 11075584 = 10537^2 + 3328^2 .
It is an emirp because it is prime and its reverse (359301221) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 122103953 - 214 = 122087569 is a prime.
It is not a weakly prime, because it can be changed into another prime (122103913) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61051976 + 61051977.
It is an arithmetic number, because the mean of its divisors is an integer number (61051977).
Almost surely, 2122103953 is an apocalyptic number.
It is an amenable number.
122103953 is a deficient number, since it is larger than the sum of its proper divisors (1).
122103953 is an equidigital number, since it uses as much as digits as its factorization.
122103953 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 1620, while the sum is 26.
The square root of 122103953 is about 11050.0657464107. The cubic root of 122103953 is about 496.1083933782.
The spelling of 122103953 in words is "one hundred twenty-two million, one hundred three thousand, nine hundred fifty-three".
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