Base | Representation |
---|---|
bin | 11011110001011011011010… |
… | …11011011110010010011001 |
3 | 22000020102110000011111222221 |
4 | 31320231231123132102121 |
5 | 31001100401312302223 |
6 | 333520024534144041 |
7 | 15602206331643430 |
oct | 1570555533362231 |
9 | 260212400144887 |
10 | 61071975900313 |
11 | 18506530286234 |
12 | 6a241a91b2021 |
13 | 28100a774b551 |
14 | 1111c83d7a117 |
15 | 70d95012bb5d |
hex | 378b6d6de499 |
61071975900313 has 4 divisors (see below), whose sum is σ = 69796543886080. Its totient is φ = 52347407914548.
The previous prime is 61071975900307. The next prime is 61071975900323. The reversal of 61071975900313 is 31300957917016.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 61071975900313 - 25 = 61071975900281 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (61071975900323) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4362283992873 + ... + 4362283992886.
It is an arithmetic number, because the mean of its divisors is an integer number (17449135971520).
Almost surely, 261071975900313 is an apocalyptic number.
It is an amenable number.
61071975900313 is a deficient number, since it is larger than the sum of its proper divisors (8724567985767).
61071975900313 is an equidigital number, since it uses as much as digits as its factorization.
61071975900313 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8724567985766.
The product of its (nonzero) digits is 1071630, while the sum is 52.
The spelling of 61071975900313 in words is "sixty-one trillion, seventy-one billion, nine hundred seventy-five million, nine hundred thousand, three hundred thirteen".
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