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675790080 = 2835731811
BaseRepresentation
bin101000010001111…
…011110100000000
31202002121200201020
4220101323310000
52341000240310
6151020305440
722514056320
oct5021736400
91662550636
10675790080
113175140a9
1216a3a2280
13aa0139b4
1465a75280
153e4de170
hex2847bd00

675790080 has 288 divisors, whose sum is σ = 2549342208. Its totient is φ = 149299200.

The previous prime is 675790051. The next prime is 675790097. The reversal of 675790080 is 80097576.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 832875 + ... + 833685.

Almost surely, 2675790080 is an apocalyptic number.

675790080 is a gapful number since it is divisible by the number (60) 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 675790080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1274671104).

675790080 is an abundant number, since it is smaller than the sum of its proper divisors (1873552128).

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

675790080 is a wasteful number, since it uses less digits than its factorization.

675790080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 873 (or 859 counting only the distinct ones).

The product of its (nonzero) digits is 105840, while the sum is 42.

The square root of 675790080 is about 25995.9627634754. The cubic root of 675790080 is about 877.5474410435.

The spelling of 675790080 in words is "six hundred seventy-five million, seven hundred ninety thousand, eighty".