Search a number
-
+
2988345 = 351711719
BaseRepresentation
bin1011011001100100111001
312121211020110
423121210321
51231111340
6144014533
734254243
oct13314471
95554213
102988345
111761208
121001449
13808269
1457b093
153e0680
hex2d9939

2988345 has 16 divisors (see below), whose sum is σ = 5063040. Its totient is φ = 1499904.

The previous prime is 2988343. The next prime is 2988347. The reversal of 2988345 is 5438892.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2988343) and next prime (2988347).

It is not a de Polignac number, because 2988345 - 21 = 2988343 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2988341) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5605 + ... + 6114.

It is an arithmetic number, because the mean of its divisors is an integer number (316440).

22988345 is an apocalyptic number.

It is an amenable number.

2988345 is a deficient number, since it is larger than the sum of its proper divisors (2074695).

2988345 is a wasteful number, since it uses less digits than its factorization.

2988345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11744.

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

The square root of 2988345 is about 1728.6830247330. The cubic root of 2988345 is about 144.0379433191.

It can be divided in two parts, 2988 and 345, that added together give a palindrome (3333).

The spelling of 2988345 in words is "two million, nine hundred eighty-eight thousand, three hundred forty-five".

Divisors: 1 3 5 15 17 51 85 255 11719 35157 58595 175785 199223 597669 996115 2988345