Base | Representation |
---|---|
bin | 111001110110000… |
… | …0010100001110011 |
3 | 12000021012011220202 |
4 | 1303230002201303 |
5 | 12433334041111 |
6 | 520332425415 |
7 | 66045405050 |
oct | 16354024163 |
9 | 5007164822 |
10 | 1940924531 |
11 | 906668367 |
12 | 46201826b |
13 | 24c162170 |
14 | 145abc027 |
15 | b55e3b3b |
hex | 73b02873 |
1940924531 has 16 divisors (see below), whose sum is σ = 2389969344. Its totient is φ = 1534944384.
The previous prime is 1940924509. The next prime is 1940924551. The reversal of 1940924531 is 1354290491.
It is a cyclic number.
It is not a de Polignac number, because 1940924531 - 214 = 1940908147 is a prime.
It is a super-2 number, since 2×19409245312 = 7534376070075139922, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (1940924551) 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, 265481 + ... + 272693.
It is an arithmetic number, because the mean of its divisors is an integer number (149373084).
Almost surely, 21940924531 is an apocalyptic number.
1940924531 is a deficient number, since it is larger than the sum of its proper divisors (449044813).
1940924531 is a wasteful number, since it uses less digits than its factorization.
1940924531 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10190.
The product of its (nonzero) digits is 38880, while the sum is 38.
The square root of 1940924531 is about 44055.9250385235. The cubic root of 1940924531 is about 1247.3917948780.
The spelling of 1940924531 in words is "one billion, nine hundred forty million, nine hundred twenty-four thousand, five hundred thirty-one".
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