Base | Representation |
---|---|
bin | 1110100110100… |
… | …11111101110001 |
3 | 22112111210120002 |
4 | 13103103331301 |
5 | 222330044100 |
6 | 20053355345 |
7 | 3015154451 |
oct | 723237561 |
9 | 275453502 |
10 | 122503025 |
11 | 63171377 |
12 | 35038b55 |
13 | 1c4c22c8 |
14 | 123abd61 |
15 | ab4c2d5 |
hex | 74d3f71 |
122503025 has 6 divisors (see below), whose sum is σ = 151903782. Its totient is φ = 98002400.
The previous prime is 122503021. The next prime is 122503049. The reversal of 122503025 is 520305221.
It can be written as a sum of positive squares in 3 ways, for example, as 2401 + 122500624 = 49^2 + 11068^2 .
It is not a de Polignac number, because 122503025 - 22 = 122503021 is a prime.
It is a super-2 number, since 2×1225030252 = 30013982268301250, which contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 122502988 and 122503006.
It is not an unprimeable number, because it can be changed into a prime (122503021) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2450036 + ... + 2450085.
It is an arithmetic number, because the mean of its divisors is an integer number (25317297).
Almost surely, 2122503025 is an apocalyptic number.
It is an amenable number.
122503025 is a deficient number, since it is larger than the sum of its proper divisors (29400757).
122503025 is an equidigital number, since it uses as much as digits as its factorization.
122503025 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4900131 (or 4900126 counting only the distinct ones).
The product of its (nonzero) digits is 600, while the sum is 20.
The square root of 122503025 is about 11068.1084653160. The cubic root of 122503025 is about 496.6482821796.
Adding to 122503025 its reverse (520305221), we get a palindrome (642808246).
The spelling of 122503025 in words is "one hundred twenty-two million, five hundred three thousand, twenty-five".
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