Base | Representation |
---|---|
bin | 1110101001111… |
… | …1011000010011 |
3 | 11021200000022002 |
4 | 3222133120103 |
5 | 111214021402 |
6 | 10033304215 |
7 | 1344326330 |
oct | 352373023 |
9 | 137600262 |
10 | 61470227 |
11 | 31775545 |
12 | 1870506b |
13 | c973220 |
14 | 8241987 |
15 | 55e3602 |
hex | 3a9f613 |
61470227 has 16 divisors (see below), whose sum is σ = 78267840. Its totient is φ = 46956672.
The previous prime is 61470221. The next prime is 61470229. The reversal of 61470227 is 72207416.
It is not a de Polignac number, because 61470227 - 26 = 61470163 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (29).
It is a nialpdrome in base 13.
It is a self number, because there is not a number n which added to its sum of digits gives 61470227.
It is not an unprimeable number, because it can be changed into a prime (61470221) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9008 + ... + 14285.
It is an arithmetic number, because the mean of its divisors is an integer number (4891740).
Almost surely, 261470227 is an apocalyptic number.
61470227 is a deficient number, since it is larger than the sum of its proper divisors (16797613).
61470227 is a wasteful number, since it uses less digits than its factorization.
61470227 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 23342.
The product of its (nonzero) digits is 4704, while the sum is 29.
The square root of 61470227 is about 7840.2950837325. The cubic root of 61470227 is about 394.6586315202.
The spelling of 61470227 in words is "sixty-one million, four hundred seventy thousand, two hundred twenty-seven".
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