Base | Representation |
---|---|
bin | 101101100110011… |
… | …1100101101010101 |
3 | 10221122012012110211 |
4 | 1123030330231111 |
5 | 11113202333140 |
6 | 411455445421 |
7 | 52626546205 |
oct | 13314745525 |
9 | 3848165424 |
10 | 1530121045 |
11 | 715793652 |
12 | 368526871 |
13 | 1b500a38b |
14 | 107304405 |
15 | 8e4e92ea |
hex | 5b33cb55 |
1530121045 has 8 divisors (see below), whose sum is σ = 1867266720. Its totient is φ = 1203349200.
The previous prime is 1530121039. The next prime is 1530121063. The reversal of 1530121045 is 5401210351.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 1530121045 - 23 = 1530121037 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2593131 + ... + 2593720.
It is an arithmetic number, because the mean of its divisors is an integer number (233408340).
Almost surely, 21530121045 is an apocalyptic number.
It is an amenable number.
1530121045 is a deficient number, since it is larger than the sum of its proper divisors (337145675).
1530121045 is an equidigital number, since it uses as much as digits as its factorization.
1530121045 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5186915.
The product of its (nonzero) digits is 600, while the sum is 22.
The square root of 1530121045 is about 39116.7616885652. The cubic root of 1530121045 is about 1152.3257394202.
Adding to 1530121045 its reverse (5401210351), we get a palindrome (6931331396).
The spelling of 1530121045 in words is "one billion, five hundred thirty million, one hundred twenty-one thousand, forty-five".
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