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4980688297 = 13383129869
BaseRepresentation
bin1001010001101111…
…10100010110101001
3110212010001011212221
410220313310112221
540200024011142
62142121234041
7234266103064
oct45067642651
913763034787
104980688297
112126517922
12b70032921
13614b59850
143536b58db
151e23de767
hex128df45a9

4980688297 has 4 divisors (see below), whose sum is σ = 5363818180. Its totient is φ = 4597558416.

The previous prime is 4980688283. The next prime is 4980688301. The reversal of 4980688297 is 7928860894.

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 3217612176 + 1763076121 = 56724^2 + 41989^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-4980688297 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4980688697) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 191564922 + ... + 191564947.

It is an arithmetic number, because the mean of its divisors is an integer number (1340954545).

Almost surely, 24980688297 is an apocalyptic number.

It is an amenable number.

4980688297 is a deficient number, since it is larger than the sum of its proper divisors (383129883).

4980688297 is a wasteful number, since it uses less digits than its factorization.

4980688297 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 383129882.

The product of its (nonzero) digits is 13934592, while the sum is 61.

The square root of 4980688297 is about 70573.9916470650. The cubic root of 4980688297 is about 1707.7716030863.

The spelling of 4980688297 in words is "four billion, nine hundred eighty million, six hundred eighty-eight thousand, two hundred ninety-seven".

Divisors: 1 13 383129869 4980688297