Search a number
-
+
1488232093 = 3773550993
BaseRepresentation
bin101100010110100…
…1001111010011101
310211201101000122011
41120231021322131
511021441411333
6403401551221
751610523035
oct13055117235
93751330564
101488232093
116a4082887
123564a5511
131a9431b0a
1410191c8c5
158a9c29cd
hex58b49e9d

1488232093 has 8 divisors (see below), whose sum is σ = 1549395128. Its totient is φ = 1428171264.

The previous prime is 1488232069. The next prime is 1488232129. The reversal of 1488232093 is 3902328841.

It can be written as a sum of positive squares in 4 ways, for example, as 679227844 + 809004249 = 26062^2 + 28443^2 .

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 1488232093 - 221 = 1486134941 is a prime.

It is a super-3 number, since 3×14882320933 (a number of 28 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1488232013) 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, 272796 + ... + 278197.

It is an arithmetic number, because the mean of its divisors is an integer number (193674391).

Almost surely, 21488232093 is an apocalyptic number.

It is an amenable number.

1488232093 is a deficient number, since it is larger than the sum of its proper divisors (61163035).

1488232093 is an equidigital number, since it uses as much as digits as its factorization.

1488232093 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 551103.

The product of its (nonzero) digits is 82944, while the sum is 40.

The square root of 1488232093 is about 38577.6112920435. The cubic root of 1488232093 is about 1141.7128486217.

The spelling of 1488232093 in words is "one billion, four hundred eighty-eight million, two hundred thirty-two thousand, ninety-three".

Divisors: 1 37 73 2701 550993 20386741 40222489 1488232093