Search a number
-
+
2957707489 = 113117594931
BaseRepresentation
bin1011000001001011…
…0000100011100001
321122010110002220211
42300102300203201
522024133114424
61205253534121
7133203045622
oct26022604341
97563402824
102957707489
111288604460
126a6644341
133819c7399
14200b57a49
151249dcb94
hexb04b08e1

2957707489 has 16 divisors (see below), whose sum is σ = 3333242880. Its totient is φ = 2600082000.

The previous prime is 2957707463. The next prime is 2957707499. The reversal of 2957707489 is 9847077592.

It is a cyclic number.

It is not a de Polignac number, because 2957707489 - 215 = 2957674721 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2957707439) 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, 597354 + ... + 602284.

It is an arithmetic number, because the mean of its divisors is an integer number (208327680).

Almost surely, 22957707489 is an apocalyptic number.

It is an amenable number.

2957707489 is a deficient number, since it is larger than the sum of its proper divisors (375535391).

2957707489 is a wasteful number, since it uses less digits than its factorization.

2957707489 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6732.

The product of its (nonzero) digits is 8890560, while the sum is 58.

The square root of 2957707489 is about 54384.8093588642. The cubic root of 2957707489 is about 1435.4400976252.

The spelling of 2957707489 in words is "two billion, nine hundred fifty-seven million, seven hundred seven thousand, four hundred eighty-nine".

Divisors: 1 11 31 341 1759 4931 19349 54241 54529 152861 599819 1681471 8673629 95409919 268882499 2957707489