Search a number
-
+
1480390215480 = 2333511331139239
BaseRepresentation
bin10101100010101110001…
…000100000011100111000
312020112010221100212111000
4111202232020200130320
5143223314343343410
63052025404005000
7211645310132061
oct25425610403470
95215127325430
101480390215480
11520914757000
121baaab830760
13a97a5835807
145191911d568
1528795a0cdc0
hex158ae220738

1480390215480 has 1024 divisors, whose sum is σ = 5666734080000. Its totient is φ = 343364313600.

The previous prime is 1480390215467. The next prime is 1480390215497. The reversal of 1480390215480 is 845120930841.

1480390215480 is a `hidden beast` number, since 1 + 4 + 8 + 0 + 390 + 215 + 48 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

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 255 ways as a sum of consecutive naturals, for example, 6194101201 + ... + 6194101439.

It is an arithmetic number, because the mean of its divisors is an integer number (5533920000).

Almost surely, 21480390215480 is an apocalyptic number.

1480390215480 is a gapful number since it is divisible by the number (10) 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 1480390215480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2833367040000).

1480390215480 is an abundant number, since it is smaller than the sum of its proper divisors (4186343864520).

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

1480390215480 is a wasteful number, since it uses less digits than its factorization.

1480390215480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 462 (or 430 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 45.

The spelling of 1480390215480 in words is "one trillion, four hundred eighty billion, three hundred ninety million, two hundred fifteen thousand, four hundred eighty".