Base | Representation |
---|---|
bin | 1110101010000… |
… | …0101001100011 |
3 | 11021200021102200 |
4 | 3222200221203 |
5 | 111214203202 |
6 | 10033344243 |
7 | 1344350436 |
oct | 352405143 |
9 | 137607380 |
10 | 61475427 |
11 | 31779442 |
12 | 18708083 |
13 | c9756c0 |
14 | 824381d |
15 | 55e4e1c |
hex | 3aa0a63 |
61475427 has 12 divisors (see below), whose sum is σ = 95628624. Its totient is φ = 37830960.
The previous prime is 61475411. The next prime is 61475429. The reversal of 61475427 is 72457416.
It is not a de Polignac number, because 61475427 - 24 = 61475411 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 61475391 and 61475400.
It is not an unprimeable number, because it can be changed into a prime (61475429) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 262599 + ... + 262832.
It is an arithmetic number, because the mean of its divisors is an integer number (7969052).
Almost surely, 261475427 is an apocalyptic number.
61475427 is a deficient number, since it is larger than the sum of its proper divisors (34153197).
61475427 is a wasteful number, since it uses less digits than its factorization.
61475427 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 525450 (or 525447 counting only the distinct ones).
The product of its digits is 47040, while the sum is 36.
The square root of 61475427 is about 7840.6266968910. The cubic root of 61475427 is about 394.6697597641.
The spelling of 61475427 in words is "sixty-one million, four hundred seventy-five thousand, four hundred twenty-seven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.099 sec. • engine limits •