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2957960885 = 5112311320693
BaseRepresentation
bin1011000001001110…
…1110011010110101
321122010220222111212
42300103232122311
522024214222020
61205303211205
7133205152445
oct26023563265
97563828455
102957960885
111288767880
126a6746b05
13381a85819
14200bc2125
15124a3ccc5
hexb04ee6b5

2957960885 has 32 divisors (see below), whose sum is σ = 4076552448. Its totient is φ = 2039403520.

The previous prime is 2957960857. The next prime is 2957960903. The reversal of 2957960885 is 5880697592.

It is not a de Polignac number, because 2957960885 - 210 = 2957959861 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 132599 + ... + 153291.

It is an arithmetic number, because the mean of its divisors is an integer number (127392264).

Almost surely, 22957960885 is an apocalyptic number.

It is an amenable number.

2957960885 is a deficient number, since it is larger than the sum of its proper divisors (1118591563).

2957960885 is a wasteful number, since it uses less digits than its factorization.

2957960885 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20845.

The product of its (nonzero) digits is 10886400, while the sum is 59.

The square root of 2957960885 is about 54387.1389668550. The cubic root of 2957960885 is about 1435.4810893272.

The spelling of 2957960885 in words is "two billion, nine hundred fifty-seven million, nine hundred sixty thousand, eight hundred eighty-five".

Divisors: 1 5 11 23 55 113 115 253 565 1243 1265 2599 6215 12995 20693 28589 103465 142945 227623 475939 1138115 2338309 2379695 5235329 11691545 25721399 26176645 53781107 128606995 268905535 591592177 2957960885