Base | Representation |
---|---|
bin | 100001011101000… |
… | …1110110111001001 |
3 | 2220020022000212011 |
4 | 1002322032313021 |
5 | 4244333431411 |
6 | 303220215521 |
7 | 36550420666 |
oct | 10272166711 |
9 | 2806260764 |
10 | 1122561481 |
11 | 526725068 |
12 | 273b3a5a1 |
13 | 14b74cc82 |
14 | a9132a6d |
15 | 68840c21 |
hex | 42e8edc9 |
1122561481 has 8 divisors (see below), whose sum is σ = 1139443200. Its totient is φ = 1105746720.
The previous prime is 1122561443. The next prime is 1122561511. The reversal of 1122561481 is 1841652211.
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 1122561481 - 27 = 1122561353 is a prime.
It is a super-2 number, since 2×11225614812 = 2520288557249826722, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1122561421) 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, 17565 + ... + 50533.
It is an arithmetic number, because the mean of its divisors is an integer number (142430400).
Almost surely, 21122561481 is an apocalyptic number.
It is an amenable number.
1122561481 is a deficient number, since it is larger than the sum of its proper divisors (16881719).
1122561481 is an equidigital number, since it uses as much as digits as its factorization.
1122561481 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 33479.
The product of its digits is 3840, while the sum is 31.
The square root of 1122561481 is about 33504.6486476131. The cubic root of 1122561481 is about 1039.2899125304.
The spelling of 1122561481 in words is "one billion, one hundred twenty-two million, five hundred sixty-one thousand, four hundred eighty-one".
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