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1383130080 = 253451941137
BaseRepresentation
bin101001001110000…
…1110001111100000
310120101121021210000
41102130032033200
510313040130310
6345125140000
746163261133
oct12234161740
93511537700
101383130080
1164a817112
1232725a600
13190722c87
14d19a021a
15816614c0
hex5270e3e0

1383130080 has 480 divisors, whose sum is σ = 5301948960. Its totient is φ = 338411520.

The previous prime is 1383130079. The next prime is 1383130127. The reversal of 1383130080 is 800313831.

It is a tau number, because it is divible by the number of its divisors (480).

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 79 ways as a sum of consecutive naturals, for example, 10095772 + ... + 10095908.

It is an arithmetic number, because the mean of its divisors is an integer number (11045727).

Almost surely, 21383130080 is an apocalyptic number.

1383130080 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 1383130080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2650974480).

1383130080 is an abundant number, since it is smaller than the sum of its proper divisors (3918818880).

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

1383130080 is a wasteful number, since it uses less digits than its factorization.

1383130080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 224 (or 207 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 27.

The square root of 1383130080 is about 37190.4568404315. The cubic root of 1383130080 is about 1114.1773926824.

The spelling of 1383130080 in words is "one billion, three hundred eighty-three million, one hundred thirty thousand, eighty".