Search a number
-
+
2048908305 = 35653209179
BaseRepresentation
bin111101000011111…
…1101110000010001
312021210101022210210
41322013331300101
513144010031210
6535151114333
7101526301413
oct17207756021
95253338723
102048908305
11961612154
124922129a9
1326863c8a2
1415618a9b3
15bed23e20
hex7a1fdc11

2048908305 has 16 divisors (see below), whose sum is σ = 3283289280. Its totient is φ = 1091072448.

The previous prime is 2048908283. The next prime is 2048908331. The reversal of 2048908305 is 5038098402.

It is a happy number.

It is not a de Polignac number, because 2048908305 - 28 = 2048908049 is a prime.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 94795 + ... + 114384.

It is an arithmetic number, because the mean of its divisors is an integer number (205205580).

Almost surely, 22048908305 is an apocalyptic number.

It is an amenable number.

2048908305 is a deficient number, since it is larger than the sum of its proper divisors (1234380975).

2048908305 is a wasteful number, since it uses less digits than its factorization.

2048908305 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 209840.

The product of its (nonzero) digits is 69120, while the sum is 39.

The square root of 2048908305 is about 45264.8683307485. The cubic root of 2048908305 is about 1270.1085539715.

The spelling of 2048908305 in words is "two billion, forty-eight million, nine hundred eight thousand, three hundred five".

Divisors: 1 3 5 15 653 1959 3265 9795 209179 627537 1045895 3137685 136593887 409781661 682969435 2048908305