Base | Representation |
---|---|
bin | 101001001000100… |
… | …1010111011101101 |
3 | 10120012011002122120 |
4 | 1102101022323231 |
5 | 10311314423231 |
6 | 344543103153 |
7 | 46126533513 |
oct | 12221127355 |
9 | 3505132576 |
10 | 1380232941 |
11 | 64911848a |
12 | 3262a1ab9 |
13 | 18cc4a3a9 |
14 | d14484b3 |
15 | 8128cd96 |
hex | 5244aeed |
1380232941 has 64 divisors (see below), whose sum is σ = 2129483520. Its totient is φ = 789626880.
The previous prime is 1380232927. The next prime is 1380232949. The reversal of 1380232941 is 1492320831.
It is not a de Polignac number, because 1380232941 - 29 = 1380232429 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1380232949) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4911721 + ... + 4912001.
It is an arithmetic number, because the mean of its divisors is an integer number (33273180).
Almost surely, 21380232941 is an apocalyptic number.
It is an amenable number.
1380232941 is a deficient number, since it is larger than the sum of its proper divisors (749250579).
1380232941 is a wasteful number, since it uses less digits than its factorization.
1380232941 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 494.
The product of its (nonzero) digits is 10368, while the sum is 33.
The square root of 1380232941 is about 37151.4863901836. The cubic root of 1380232941 is about 1113.3989209113.
The spelling of 1380232941 in words is "one billion, three hundred eighty million, two hundred thirty-two thousand, nine hundred forty-one".
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