Base | Representation |
---|---|
bin | 101000110111100100… |
… | …1111100001111100000 |
3 | 22101112102212110120201 |
4 | 1101233021330033200 |
5 | 2414220120113234 |
6 | 104152431514544 |
7 | 6224610405046 |
oct | 1215711741740 |
9 | 271472773521 |
10 | 87764222944 |
11 | 34247685762 |
12 | 15014088a54 |
13 | 8378875288 |
14 | 4367dca396 |
15 | 2439e44314 |
hex | 146f27c3e0 |
87764222944 has 12 divisors (see below), whose sum is σ = 172785813984. Its totient is φ = 43882111456.
The previous prime is 87764222939. The next prime is 87764222947. The reversal of 87764222944 is 44922246778.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (87764222947) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1371315952 + ... + 1371316015.
It is an arithmetic number, because the mean of its divisors is an integer number (14398817832).
Almost surely, 287764222944 is an apocalyptic number.
It is an amenable number.
87764222944 is a deficient number, since it is larger than the sum of its proper divisors (85021591040).
87764222944 is a wasteful number, since it uses less digits than its factorization.
87764222944 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2742631977 (or 2742631969 counting only the distinct ones).
The product of its digits is 10838016, while the sum is 55.
The spelling of 87764222944 in words is "eighty-seven billion, seven hundred sixty-four million, two hundred twenty-two thousand, nine hundred forty-four".
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