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680095480 = 23517002387
BaseRepresentation
bin101000100010010…
…110111011111000
31202101201102121111
4220202112323320
52343101023410
6151252450104
722565500441
oct5042267370
91671642544
10680095480
11319994889
1216b919934
13aab9057c
14664762c8
153ea8eb8a
hex28896ef8

680095480 has 16 divisors (see below), whose sum is σ = 1530214920. Its totient is φ = 272038176.

The previous prime is 680095463. The next prime is 680095511. The reversal of 680095480 is 84590086.

680095480 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (40), and also a Moran number because the ratio is a prime number: 17002387 = 680095480 / (6 + 8 + 0 + 0 + 9 + 5 + 4 + 8 + 0).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8501154 + ... + 8501233.

Almost surely, 2680095480 is an apocalyptic number.

It is an amenable number.

680095480 is an abundant number, since it is smaller than the sum of its proper divisors (850119440).

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

680095480 is a wasteful number, since it uses less digits than its factorization.

680095480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17002398 (or 17002394 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 40.

The square root of 680095480 is about 26078.6403019789. The cubic root of 680095480 is about 879.4070902797.

The spelling of 680095480 in words is "six hundred eighty million, ninety-five thousand, four hundred eighty".

Divisors: 1 2 4 5 8 10 20 40 17002387 34004774 68009548 85011935 136019096 170023870 340047740 680095480