Base | Representation |
---|---|
bin | 11011110001001100111010… |
… | …01011101000000111001001 |
3 | 22000012200100012012101022212 |
4 | 31320212131023220013021 |
5 | 31000433423400234100 |
6 | 333512300021354505 |
7 | 15601512324251360 |
oct | 1570463513500711 |
9 | 260180305171285 |
10 | 61064187118025 |
11 | 185031a3762883 |
12 | 6a22794868a35 |
13 | 280c435bbc630 |
14 | 11117457747d7 |
15 | 70d646454635 |
hex | 37899d2e81c9 |
61064187118025 has 96 divisors (see below), whose sum is σ = 95146773216768. Its totient is φ = 37844435865600.
The previous prime is 61064187118013. The next prime is 61064187118037. The reversal of 61064187118025 is 52081178146016.
61064187118025 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an interprime number because it is at equal distance from previous prime (61064187118013) and next prime (61064187118037).
It is not a de Polignac number, because 61064187118025 - 26 = 61064187117961 is a prime.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 58200065 + ... + 59239985.
It is an arithmetic number, because the mean of its divisors is an integer number (991112221008).
Almost surely, 261064187118025 is an apocalyptic number.
61064187118025 is a gapful number since it is divisible by the number (65) formed by its first and last digit.
It is an amenable number.
61064187118025 is a deficient number, since it is larger than the sum of its proper divisors (34082586098743).
61064187118025 is a wasteful number, since it uses less digits than its factorization.
61064187118025 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1040491 (or 1040486 counting only the distinct ones).
The product of its (nonzero) digits is 645120, while the sum is 50.
The spelling of 61064187118025 in words is "sixty-one trillion, sixty-four billion, one hundred eighty-seven million, one hundred eighteen thousand, twenty-five".
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