Base | Representation |
---|---|
bin | 1000011101010100… |
… | …1101001101010001 |
3 | 12212020022111112101 |
4 | 2013111031031101 |
5 | 14122220431111 |
6 | 1013144200401 |
7 | 110156534533 |
oct | 20725151521 |
9 | 5766274471 |
10 | 2270483281 |
11 | a656a0770 |
12 | 534469101 |
13 | 2a250c141 |
14 | 177787853 |
15 | d44e0bc1 |
hex | 8754d351 |
2270483281 has 32 divisors (see below), whose sum is σ = 2633170176. Its totient is φ = 1938816000.
The previous prime is 2270483279. The next prime is 2270483323. The reversal of 2270483281 is 1823840722.
It is not a de Polignac number, because 2270483281 - 21 = 2270483279 is a prime.
It is a super-2 number, since 2×22704832812 = 10310188658601049922, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (37).
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 2270483281.
It is not an unprimeable number, because it can be changed into a prime (2270483221) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1718101 + ... + 1719421.
It is an arithmetic number, because the mean of its divisors is an integer number (82286568).
It is a Poulet number, since it divides 22270483280-1.
Almost surely, 22270483281 is an apocalyptic number.
It is an amenable number.
2270483281 is a deficient number, since it is larger than the sum of its proper divisors (362686895).
2270483281 is a wasteful number, since it uses less digits than its factorization.
2270483281 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1513.
The product of its (nonzero) digits is 43008, while the sum is 37.
The square root of 2270483281 is about 47649.5884662187. The cubic root of 2270483281 is about 1314.3350898404.
The spelling of 2270483281 in words is "two billion, two hundred seventy million, four hundred eighty-three thousand, two hundred eighty-one".
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