Search a number
-
+
2898750011 = 22511287761
BaseRepresentation
bin1010110011000111…
…0110101000111011
321111000111202110112
42230301312220323
521414040000021
61155350134535
7131555653133
oct25461665073
97430452415
102898750011
1112582a5873
1268a95144b
13372723ac1
141d6dabac3
1511e743d5b
hexacc76a3b

2898750011 has 4 divisors (see below), whose sum is σ = 2900040024. Its totient is φ = 2897460000.

The previous prime is 2898749977. The next prime is 2898750047. The reversal of 2898750011 is 1100578982.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-2898750011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2898750091) 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, 641630 + ... + 646131.

It is an arithmetic number, because the mean of its divisors is an integer number (725010006).

Almost surely, 22898750011 is an apocalyptic number.

2898750011 is a deficient number, since it is larger than the sum of its proper divisors (1290013).

2898750011 is a wasteful number, since it uses less digits than its factorization.

2898750011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1290012.

The product of its (nonzero) digits is 40320, while the sum is 41.

The square root of 2898750011 is about 53840.0409639517. The cubic root of 2898750011 is about 1425.8382282437.

The spelling of 2898750011 in words is "two billion, eight hundred ninety-eight million, seven hundred fifty thousand, eleven".

Divisors: 1 2251 1287761 2898750011