Search a number
-
+
2988057601 = 29103036469
BaseRepresentation
bin1011001000011010…
…0010010000000001
321201020120001110001
42302012202100001
522104420320401
61212300240001
7134022033124
oct26206422001
97636501401
102988057601
1112a37539a1
126b4840001
13388092829
14204bb83bb
151274d5601
hexb21a2401

2988057601 has 4 divisors (see below), whose sum is σ = 3091094100. Its totient is φ = 2885021104.

The previous prime is 2988057551. The next prime is 2988057607. The reversal of 2988057601 is 1067508892.

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 2362057201 + 626000400 = 48601^2 + 25020^2 .

It is a cyclic number.

It is not a de Polignac number, because 2988057601 - 215 = 2988024833 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2988057607) 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, 51518206 + ... + 51518263.

It is an arithmetic number, because the mean of its divisors is an integer number (772773525).

Almost surely, 22988057601 is an apocalyptic number.

It is an amenable number.

2988057601 is a deficient number, since it is larger than the sum of its proper divisors (103036499).

2988057601 is a wasteful number, since it uses less digits than its factorization.

2988057601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103036498.

The product of its (nonzero) digits is 241920, while the sum is 46.

The square root of 2988057601 is about 54663.1283499216. The cubic root of 2988057601 is about 1440.3332563633. Note that the first 3 decimals are identical.

The spelling of 2988057601 in words is "two billion, nine hundred eighty-eight million, fifty-seven thousand, six hundred one".

Divisors: 1 29 103036469 2988057601