Base | Representation |
---|---|
bin | 11100000100011100111001… |
… | …01101010010001011101001 |
3 | 22002112220120110222210002102 |
4 | 32002032130231102023221 |
5 | 31042303014124034330 |
6 | 335140203455343145 |
7 | 16000346004132065 |
oct | 1602163455221351 |
9 | 262486513883072 |
10 | 61725604127465 |
11 | 1873875538a613 |
12 | 6b0aa03b21ab5 |
13 | 2859912a2c935 |
14 | 113576c76aaa5 |
15 | 720958129945 |
hex | 38239cb522e9 |
61725604127465 has 16 divisors (see below), whose sum is σ = 76346535754368. Its totient is φ = 47880040822656.
The previous prime is 61725604127459. The next prime is 61725604127489. The reversal of 61725604127465 is 56472140652716.
It is a cyclic number.
It is not a de Polignac number, because 61725604127465 - 214 = 61725604111081 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 61725604127465.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1047765557 + ... + 1047824466.
It is an arithmetic number, because the mean of its divisors is an integer number (4771658484648).
Almost surely, 261725604127465 is an apocalyptic number.
It is an amenable number.
61725604127465 is a deficient number, since it is larger than the sum of its proper divisors (14620931626903).
61725604127465 is a wasteful number, since it uses less digits than its factorization.
61725604127465 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2095590208.
The product of its (nonzero) digits is 16934400, while the sum is 56.
The spelling of 61725604127465 in words is "sixty-one trillion, seven hundred twenty-five billion, six hundred four million, one hundred twenty-seven thousand, four hundred sixty-five".
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