Base | Representation |
---|---|
bin | 1011100000011111001010… |
… | …10110101110010011110101 |
3 | 10022121011220211020211121002 |
4 | 11300033211112232103311 |
5 | 11304101131032430203 |
6 | 125453104125533045 |
7 | 5221155613225340 |
oct | 560174526562365 |
9 | 108534824224532 |
10 | 25305500280053 |
11 | 8077003216694 |
12 | 2a08460a14185 |
13 | 11173b5887b86 |
14 | 636b15433457 |
15 | 2dd3c2a8dd88 |
hex | 1703e55ae4f5 |
25305500280053 has 16 divisors (see below), whose sum is σ = 30408354256896. Its totient is φ = 20588989827120.
The previous prime is 25305500279989. The next prime is 25305500280079. The reversal of 25305500280053 is 35008200550352.
It is a happy number.
It is a cyclic number.
It is not a de Polignac number, because 25305500280053 - 26 = 25305500279989 is a prime.
It is a super-2 number, since 2×253055002800532 (a number of 28 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 25305500279989 and 25305500280016.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (25305500280353) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 599891201 + ... + 599933382.
It is an arithmetic number, because the mean of its divisors is an integer number (1900522141056).
Almost surely, 225305500280053 is an apocalyptic number.
25305500280053 is a gapful number since it is divisible by the number (23) formed by its first and last digit.
It is an amenable number.
25305500280053 is a deficient number, since it is larger than the sum of its proper divisors (5102853976843).
25305500280053 is a wasteful number, since it uses less digits than its factorization.
25305500280053 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1199824744.
The product of its (nonzero) digits is 180000, while the sum is 38.
The spelling of 25305500280053 in words is "twenty-five trillion, three hundred five billion, five hundred million, two hundred eighty thousand, fifty-three".
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