Search a number
-
+
1042486848 = 26341331499
BaseRepresentation
bin111110001000110…
…001011001000000
32200122121211010000
4332020301121000
54113334034343
6251240040000
734555664154
oct7610613100
92618554100
101042486848
11495502887
12251163000
13137c94930
149c64b064
15617c4ed3
hex3e231640

1042486848 has 280 divisors, whose sum is σ = 3442208000. Its totient is φ = 309795840.

The previous prime is 1042486847. The next prime is 1042486849. The reversal of 1042486848 is 8486842401.

It is an interprime number because it is at equal distance from previous prime (1042486847) and next prime (1042486849).

It is not an unprimeable number, because it can be changed into a prime (1042486843) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 2088903 + ... + 2089401.

It is an arithmetic number, because the mean of its divisors is an integer number (12293600).

Almost surely, 21042486848 is an apocalyptic number.

1042486848 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1042486848, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1721104000).

1042486848 is an abundant number, since it is smaller than the sum of its proper divisors (2399721152).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1042486848 is a wasteful number, since it uses less digits than its factorization.

1042486848 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 567 (or 548 counting only the distinct ones).

The product of its (nonzero) digits is 393216, while the sum is 45.

The square root of 1042486848 is about 32287.5649128267. The cubic root of 1042486848 is about 1013.9663165871.

The spelling of 1042486848 in words is "one billion, forty-two million, four hundred eighty-six thousand, eight hundred forty-eight".