Base | Representation |
---|---|
bin | 101101111011011… |
… | …1101001010111101 |
3 | 10222101220200000121 |
4 | 1123312331022331 |
5 | 11124012223424 |
6 | 412531454541 |
7 | 53122262044 |
oct | 13366751275 |
9 | 3871820017 |
10 | 1541132989 |
11 | 720a25030 |
12 | 370157451 |
13 | 1b7394716 |
14 | 10896d55b |
15 | 90471ee4 |
hex | 5bdbd2bd |
1541132989 has 16 divisors (see below), whose sum is σ = 1706564160. Its totient is φ = 1380044160.
The previous prime is 1541132951. The next prime is 1541133001. The reversal of 1541132989 is 9892311451.
It is not a de Polignac number, because 1541132989 - 225 = 1507578557 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1541132689) 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, 268342 + ... + 274024.
It is an arithmetic number, because the mean of its divisors is an integer number (106660260).
Almost surely, 21541132989 is an apocalyptic number.
It is an amenable number.
1541132989 is a deficient number, since it is larger than the sum of its proper divisors (165431171).
1541132989 is a wasteful number, since it uses less digits than its factorization.
1541132989 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6060.
The product of its digits is 77760, while the sum is 43.
The square root of 1541132989 is about 39257.2667031213. The cubic root of 1541132989 is about 1155.0834791583.
It can be divided in two parts, 15411 and 32989, that added together give a square (48400 = 2202).
The spelling of 1541132989 in words is "one billion, five hundred forty-one million, one hundred thirty-two thousand, nine hundred eighty-nine".
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