Base | Representation |
---|---|
bin | 100000100010110000… |
… | …1010100101101000000 |
3 | 20200101110112112001120 |
4 | 1001011201110231000 |
5 | 2121111233341232 |
6 | 52034412032240 |
7 | 5022556561140 |
oct | 1010541245500 |
9 | 220343475046 |
10 | 69885840192 |
11 | 2770280a123 |
12 | 11664762680 |
13 | 67898b6a7c |
14 | 354d7ba920 |
15 | 1c405b092c |
hex | 1045854b40 |
69885840192 has 112 divisors (see below), whose sum is σ = 223752216960. Its totient is φ = 18792824832.
The previous prime is 69885840179. The next prime is 69885840203. The reversal of 69885840192 is 29104858896.
It is a tau number, because it is divible by the number of its divisors (112).
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, 1506517 + ... + 1552212.
Almost surely, 269885840192 is an apocalyptic number.
It is an amenable number.
69885840192 is an abundant number, since it is smaller than the sum of its proper divisors (153866376768).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
69885840192 is a wasteful number, since it uses less digits than its factorization.
69885840192 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3058768 (or 3058758 counting only the distinct ones).
The product of its (nonzero) digits is 9953280, while the sum is 60.
The spelling of 69885840192 in words is "sixty-nine billion, eight hundred eighty-five million, eight hundred forty thousand, one hundred ninety-two".
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