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680036097 = 31317436823
BaseRepresentation
bin101000100010001…
…000011100000001
31202101121102011010
4220202020130001
52343042123342
6151251311133
722565132346
oct5042103401
91671542133
10680036097
11319954204
1216b8ab4a9
13aab6c530
146645c7cd
153ea7c29c
hex28888701

680036097 has 8 divisors (see below), whose sum is σ = 976462144. Its totient is φ = 418483728.

The previous prime is 680036081. The next prime is 680036117. The reversal of 680036097 is 790630086.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 680036097 - 24 = 680036081 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39), and also a Moran number because the ratio is a prime number: 17436823 = 680036097 / (6 + 8 + 0 + 0 + 3 + 6 + 0 + 9 + 7).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (680036197) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8718373 + ... + 8718450.

It is an arithmetic number, because the mean of its divisors is an integer number (122057768).

Almost surely, 2680036097 is an apocalyptic number.

It is an amenable number.

680036097 is a deficient number, since it is larger than the sum of its proper divisors (296426047).

680036097 is a wasteful number, since it uses less digits than its factorization.

680036097 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17436839.

The product of its (nonzero) digits is 54432, while the sum is 39.

The square root of 680036097 is about 26077.5017400057. The cubic root of 680036097 is about 879.3814941917.

The spelling of 680036097 in words is "six hundred eighty million, thirty-six thousand, ninety-seven".

Divisors: 1 3 13 39 17436823 52310469 226678699 680036097