Base | Representation |
---|---|
bin | 11010100100000100100… |
… | …01011101011101110000 |
3 | 10020020212221020001220110 |
4 | 31102002101131131300 |
5 | 104423221440310333 |
6 | 1535144104541320 |
7 | 122641006534662 |
oct | 15220221353560 |
9 | 3206787201813 |
10 | 912718681968 |
11 | 3220999a0905 |
12 | 128a83781840 |
13 | 680b87a1522 |
14 | 32266642532 |
15 | 18b1de10063 |
hex | d48245d770 |
912718681968 has 80 divisors (see below), whose sum is σ = 2444016684032. Its totient is φ = 293203584000.
The previous prime is 912718681957. The next prime is 912718681991. The reversal of 912718681968 is 869186817219.
It is a junction number, because it is equal to n+sod(n) for n = 912718681899 and 912718681908.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 913978 + ... + 1631193.
Almost surely, 2912718681968 is an apocalyptic number.
It is an amenable number.
912718681968 is an abundant number, since it is smaller than the sum of its proper divisors (1531298002064).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
912718681968 is a wasteful number, since it uses less digits than its factorization.
912718681968 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2545454 (or 2545448 counting only the distinct ones).
The product of its digits is 20901888, while the sum is 66.
The spelling of 912718681968 in words is "nine hundred twelve billion, seven hundred eighteen million, six hundred eighty-one thousand, nine hundred sixty-eight".
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