Base | Representation |
---|---|
bin | 11011101111101111010000… |
… | …01001110111101111110001 |
3 | 22000000212112222011110212122 |
4 | 31313313220021313233301 |
5 | 30444122434231411200 |
6 | 333433222352404025 |
7 | 15565052311225451 |
oct | 1567675011675761 |
9 | 260025488143778 |
10 | 61013905341425 |
11 | 18493940a32903 |
12 | 6a14aa1546615 |
13 | 28077819626ba |
14 | 110d135855d61 |
15 | 70c1a1ea0385 |
hex | 377de8277bf1 |
61013905341425 has 6 divisors (see below), whose sum is σ = 75657242623398. Its totient is φ = 48811124273120.
The previous prime is 61013905341413. The next prime is 61013905341451. The reversal of 61013905341425 is 52414350931016.
It can be written as a sum of positive squares in 3 ways, for example, as 8287253380081 + 52726651961344 = 2878759^2 + 7261312^2 .
It is not a de Polignac number, because 61013905341425 - 216 = 61013905275889 is a prime.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1220278106804 + ... + 1220278106853.
It is an arithmetic number, because the mean of its divisors is an integer number (12609540437233).
Almost surely, 261013905341425 is an apocalyptic number.
It is an amenable number.
61013905341425 is a deficient number, since it is larger than the sum of its proper divisors (14643337281973).
61013905341425 is a wasteful number, since it uses less digits than its factorization.
61013905341425 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2440556213667 (or 2440556213662 counting only the distinct ones).
The product of its (nonzero) digits is 388800, while the sum is 44.
The spelling of 61013905341425 in words is "sixty-one trillion, thirteen billion, nine hundred five million, three hundred forty-one thousand, four hundred twenty-five".
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