Base | Representation |
---|---|
bin | 11011111110101100111… |
… | …01010100111001010000 |
3 | 10101220110221000122122211 |
4 | 31333112131110321100 |
5 | 111222344141001432 |
6 | 2013352214041504 |
7 | 126312533531533 |
oct | 15772635247120 |
9 | 3356427018584 |
10 | 961375718992 |
11 | 3407985919a7 |
12 | 1363a2949294 |
13 | 6c871242bb0 |
14 | 3476086aa1a |
15 | 1a01a929d47 |
hex | dfd6754e50 |
961375718992 has 80 divisors (see below), whose sum is σ = 2096486316288. Its totient is φ = 423746104320.
The previous prime is 961375718971. The next prime is 961375719001. The reversal of 961375718992 is 299817573169.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2859468 + ... + 3177940.
Almost surely, 2961375718992 is an apocalyptic number.
961375718992 is a gapful number since it is divisible by the number (92) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 961375718992, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1048243158144).
961375718992 is an abundant number, since it is smaller than the sum of its proper divisors (1135110597296).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
961375718992 is a wasteful number, since it uses less digits than its factorization.
961375718992 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 319148 (or 319142 counting only the distinct ones).
The product of its digits is 51438240, while the sum is 67.
The spelling of 961375718992 in words is "nine hundred sixty-one billion, three hundred seventy-five million, seven hundred eighteen thousand, nine hundred ninety-two".
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