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4750068061 = 9241514021
BaseRepresentation
bin1000110110010000…
…00100100101011101
3110021001002110101201
410123020010211131
534212004134221
62103202235501
7225465624634
oct43310044535
913231073351
104750068061
112018320492
12b06955b91
135a914117b
14330c0251b
151cc037891
hex11b20495d

4750068061 has 4 divisors (see below), whose sum is σ = 4750591324. Its totient is φ = 4749544800.

The previous prime is 4750068049. The next prime is 4750068067. The reversal of 4750068061 is 1608600574.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 4653831961 + 96236100 = 68219^2 + 9810^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-4750068061 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4750068061.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4750068067) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 247770 + ... + 266251.

It is an arithmetic number, because the mean of its divisors is an integer number (1187647831).

Almost surely, 24750068061 is an apocalyptic number.

It is an amenable number.

4750068061 is a deficient number, since it is larger than the sum of its proper divisors (523263).

4750068061 is an equidigital number, since it uses as much as digits as its factorization.

4750068061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 523262.

The product of its (nonzero) digits is 40320, while the sum is 37.

The square root of 4750068061 is about 68920.7375250730. The cubic root of 4750068061 is about 1680.9957321123.

The spelling of 4750068061 in words is "four billion, seven hundred fifty million, sixty-eight thousand, sixty-one".

Divisors: 1 9241 514021 4750068061