Base | Representation |
---|---|
bin | 101001011011010… |
… | …0101101011010011 |
3 | 10120212121102220001 |
4 | 1102312211223103 |
5 | 10321322314221 |
6 | 345533230431 |
7 | 46306106014 |
oct | 12266455323 |
9 | 3525542801 |
10 | 1390041811 |
11 | 653707a94 |
12 | 329632417 |
13 | 191ca2c62 |
14 | d287d00b |
15 | 82079391 |
hex | 52da5ad3 |
1390041811 has 8 divisors (see below), whose sum is σ = 1396958544. Its totient is φ = 1383137280.
The previous prime is 1390041799. The next prime is 1390041817. The reversal of 1390041811 is 1181400931.
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 1390041811 - 27 = 1390041683 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 1390041811.
It is not an unprimeable number, because it can be changed into a prime (1390041817) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 293976 + ... + 298666.
It is an arithmetic number, because the mean of its divisors is an integer number (174619818).
Almost surely, 21390041811 is an apocalyptic number.
1390041811 is a deficient number, since it is larger than the sum of its proper divisors (6916733).
1390041811 is a wasteful number, since it uses less digits than its factorization.
1390041811 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6101.
The product of its (nonzero) digits is 864, while the sum is 28.
The square root of 1390041811 is about 37283.2644895803. The cubic root of 1390041811 is about 1116.0302197060.
The spelling of 1390041811 in words is "one billion, three hundred ninety million, forty-one thousand, eight hundred eleven".
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