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1080378000 = 2437531319
BaseRepresentation
bin100000001100101…
…0100001010010000
32210021220220000000
41000121110022100
54203034044000
6255112130000
735526030042
oct10031241220
92707826000
101080378000
11504932a89
12261996900
13142aa0630
14a36b1a92
1564cac000
hex40654290

1080378000 has 640 divisors, whose sum is σ = 4441382400. Its totient is φ = 251942400.

The previous prime is 1080377989. The next prime is 1080378017. The reversal of 1080378000 is 8730801.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 56861991 + ... + 56862009.

It is an arithmetic number, because the mean of its divisors is an integer number (6939660).

Almost surely, 21080378000 is an apocalyptic number.

1080378000 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 1080378000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2220691200).

1080378000 is an abundant number, since it is smaller than the sum of its proper divisors (3361004400).

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

1080378000 is an equidigital number, since it uses as much as digits as its factorization.

1080378000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76 (or 42 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 27.

The square root of 1080378000 is about 32869.1040340317. The cubic root of 1080378000 is about 1026.1052523602.

The spelling of 1080378000 in words is "one billion, eighty million, three hundred seventy-eight thousand".