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960511061 = 1317772893
BaseRepresentation
bin111001010000000…
…011110001010101
32110221101000110202
4321100003301111
53431342323221
6235151030245
732542131536
oct7120036125
92427330422
10960511061
114532021a4
1222980b385
13123cc2153
14917cc68d
15594d0d0b
hex39403c55

960511061 has 4 divisors (see below), whose sum is σ = 960597132. Its totient is φ = 960424992.

The previous prime is 960511049. The next prime is 960511087. The reversal of 960511061 is 160115069.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 247086961 + 713424100 = 15719^2 + 26710^2 .

It is a cyclic number.

It is not a de Polignac number, because 960511061 - 218 = 960248917 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (960511861) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23270 + ... + 49623.

It is an arithmetic number, because the mean of its divisors is an integer number (240149283).

Almost surely, 2960511061 is an apocalyptic number.

It is an amenable number.

960511061 is a deficient number, since it is larger than the sum of its proper divisors (86071).

960511061 is a wasteful number, since it uses less digits than its factorization.

960511061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86070.

The product of its (nonzero) digits is 1620, while the sum is 29.

The square root of 960511061 is about 30992.1128837645. The cubic root of 960511061 is about 986.6598521235.

The spelling of 960511061 in words is "nine hundred sixty million, five hundred eleven thousand, sixty-one".

Divisors: 1 13177 72893 960511061