Search a number
-
+
2888516141 = 7287767217
BaseRepresentation
bin1010110000101011…
…0100001000101101
321110022020211020022
42230022310020231
521403430004031
61154342531525
7131402660600
oct25412641055
97408224208
102888516141
111252545a25
12687436ba5
1337057c964
141d58a6337
1511d8c197b
hexac2b422d

2888516141 has 12 divisors (see below), whose sum is σ = 3363992028. Its totient is φ = 2473011072.

The previous prime is 2888516131. The next prime is 2888516143. The reversal of 2888516141 is 1416158882.

It can be written as a sum of positive squares in 2 ways, for example, as 2524660516 + 363855625 = 50246^2 + 19075^2 .

It is not a de Polignac number, because 2888516141 - 26 = 2888516077 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2888516092 and 2888516101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2888516143) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9365 + ... + 76581.

It is an arithmetic number, because the mean of its divisors is an integer number (280332669).

Almost surely, 22888516141 is an apocalyptic number.

It is an amenable number.

2888516141 is a deficient number, since it is larger than the sum of its proper divisors (475475887).

2888516141 is an equidigital number, since it uses as much as digits as its factorization.

2888516141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68108 (or 68101 counting only the distinct ones).

The product of its digits is 122880, while the sum is 44.

The square root of 2888516141 is about 53744.9173503877. The cubic root of 2888516141 is about 1424.1583031427.

The spelling of 2888516141 in words is "two billion, eight hundred eighty-eight million, five hundred sixteen thousand, one hundred forty-one".

Divisors: 1 7 49 877 6139 42973 67217 470519 3293633 58949309 412645163 2888516141