Base | Representation |
---|---|
bin | 1000011101010110… |
… | …0011000000010001 |
3 | 12212020111001000001 |
4 | 2013111203000101 |
5 | 14122231310221 |
6 | 1013150130001 |
7 | 110160356035 |
oct | 20725430021 |
9 | 5766431001 |
10 | 2270572561 |
11 | a65751854 |
12 | 5344b0901 |
13 | 2a254097a |
14 | 1777ac1c5 |
15 | d450c391 |
hex | 87563011 |
2270572561 has 8 divisors (see below), whose sum is σ = 2429259200. Its totient is φ = 2115804240.
The previous prime is 2270572543. The next prime is 2270572567. The reversal of 2270572561 is 1652750722.
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 2270572561 - 25 = 2270572529 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 2270572561.
It is not an unprimeable number, because it can be changed into a prime (2270572567) 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, 978381 + ... + 980698.
It is an arithmetic number, because the mean of its divisors is an integer number (303657400).
Almost surely, 22270572561 is an apocalyptic number.
It is an amenable number.
2270572561 is a deficient number, since it is larger than the sum of its proper divisors (158686639).
2270572561 is a wasteful number, since it uses less digits than its factorization.
2270572561 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1959159.
The product of its (nonzero) digits is 58800, while the sum is 37.
The square root of 2270572561 is about 47650.5252961602. The cubic root of 2270572561 is about 1314.3523170536.
It can be divided in two parts, 22705 and 72561, that added together give a triangular number (95266 = T436).
The spelling of 2270572561 in words is "two billion, two hundred seventy million, five hundred seventy-two thousand, five hundred sixty-one".
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