Base | Representation |
---|---|
bin | 1011100010001110110001… |
… | …10111001111011100111110 |
3 | 10022210220120202020022210202 |
4 | 11301013120313033130332 |
5 | 11311041340040232000 |
6 | 125540414014403502 |
7 | 5225406521423210 |
oct | 561073067173476 |
9 | 108726522208722 |
10 | 25365420242750 |
11 | 809a4614a7515 |
12 | 2a17ba3b00592 |
13 | 111cc448709c3 |
14 | 63999b4105b0 |
15 | 2dec2d281dd5 |
hex | 1711d8dcf73e |
25365420242750 has 128 divisors (see below), whose sum is σ = 54663358464000. Its totient is φ = 8633345212800.
The previous prime is 25365420242749. The next prime is 25365420242821. The reversal of 25365420242750 is 5724202456352.
It is a super-2 number, since 2×253654202427502 (a number of 28 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 25365420242695 and 25365420242704.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 464889971 + ... + 464944529.
It is an arithmetic number, because the mean of its divisors is an integer number (427057488000).
Almost surely, 225365420242750 is an apocalyptic number.
25365420242750 is an abundant number, since it is smaller than the sum of its proper divisors (29297938221250).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
25365420242750 is a wasteful number, since it uses less digits than its factorization.
25365420242750 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 56515 (or 56505 counting only the distinct ones).
The product of its (nonzero) digits is 4032000, while the sum is 47.
The spelling of 25365420242750 in words is "twenty-five trillion, three hundred sixty-five billion, four hundred twenty million, two hundred forty-two thousand, seven hundred fifty".
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