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683105061 = 3863263849
BaseRepresentation
bin101000101101110…
…101101100100101
31202121101022222110
4220231311230211
52344333330221
6151441151233
722633203642
oct5055655445
91677338873
10683105061
1132065aa41
1217092b519
13ab6a53a2
1466a1adc9
153ee86776
hex28b75b25

683105061 has 8 divisors (see below), whose sum is σ = 911865600. Its totient is φ = 454873952.

The previous prime is 683105051. The next prime is 683105069. The reversal of 683105061 is 160501386.

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

It is a cyclic number.

It is not a de Polignac number, because 683105061 - 218 = 682842917 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (683105069) 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, 129336 + ... + 134513.

It is an arithmetic number, because the mean of its divisors is an integer number (113983200).

Almost surely, 2683105061 is an apocalyptic number.

It is an amenable number.

683105061 is a deficient number, since it is larger than the sum of its proper divisors (228760539).

683105061 is a wasteful number, since it uses less digits than its factorization.

683105061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 264715.

The product of its (nonzero) digits is 4320, while the sum is 30.

The square root of 683105061 is about 26136.2786371740. The cubic root of 683105061 is about 880.7023752839.

The spelling of 683105061 in words is "six hundred eighty-three million, one hundred five thousand, sixty-one".

Divisors: 1 3 863 2589 263849 791547 227701687 683105061