Base | Representation |
---|---|
bin | 1010001001110010… |
… | …1001110000011101 |
3 | 21000221100200110202 |
4 | 2202130221300131 |
5 | 21040201420221 |
6 | 1130235113245 |
7 | 124352455040 |
oct | 24234516035 |
9 | 7027320422 |
10 | 2725420061 |
11 | 1179479481 |
12 | 6408a2825 |
13 | 345846bc0 |
14 | 1bbd6cc57 |
15 | 10e406d0b |
hex | a2729c1d |
2725420061 has 8 divisors (see below), whose sum is σ = 3354363264. Its totient is φ = 2156376240.
The previous prime is 2725420043. The next prime is 2725420063. The reversal of 2725420061 is 1600245272.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 2725420061 - 214 = 2725403677 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2725420063) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14974745 + ... + 14974926.
It is an arithmetic number, because the mean of its divisors is an integer number (419295408).
Almost surely, 22725420061 is an apocalyptic number.
It is an amenable number.
2725420061 is a deficient number, since it is larger than the sum of its proper divisors (628943203).
2725420061 is a wasteful number, since it uses less digits than its factorization.
2725420061 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 29949691.
The product of its (nonzero) digits is 6720, while the sum is 29.
The square root of 2725420061 is about 52205.5558441819. Note that the first 3 decimals coincide. The cubic root of 2725420061 is about 1396.8329875681.
The spelling of 2725420061 in words is "two billion, seven hundred twenty-five million, four hundred twenty thousand, sixty-one".
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