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1348857120 = 2535131931367
BaseRepresentation
bin101000001100101…
…1110110100100000
310111000010001010010
41100121132310200
510230301411440
6341502404520
745266045022
oct12031366440
93430101103
101348857120
11632438356
12317890740
131865b3110
14cb1dc012
157d641580
hex5065ed20

1348857120 has 384 divisors, whose sum is σ = 4985487360. Its totient is φ = 303575040.

The previous prime is 1348857119. The next prime is 1348857131. The reversal of 1348857120 is 217588431.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3675177 + ... + 3675543.

It is an arithmetic number, because the mean of its divisors is an integer number (12983040).

Almost surely, 21348857120 is an apocalyptic number.

1348857120 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 1348857120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2492743680).

1348857120 is an abundant number, since it is smaller than the sum of its proper divisors (3636630240).

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

1348857120 is a wasteful number, since it uses less digits than its factorization.

1348857120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 448 (or 440 counting only the distinct ones).

The product of its (nonzero) digits is 53760, while the sum is 39.

The square root of 1348857120 is about 36726.7902218530. The cubic root of 1348857120 is about 1104.8974796200.

The spelling of 1348857120 in words is "one billion, three hundred forty-eight million, eight hundred fifty-seven thousand, one hundred twenty".