Base | Representation |
---|---|
bin | 101111100100101111… |
… | …0111101111000000011 |
3 | 100202201000200201000002 |
4 | 1133021132331320003 |
5 | 3133213113222422 |
6 | 114533405350215 |
7 | 10244506436552 |
oct | 1371136757003 |
9 | 322630621002 |
10 | 102164585987 |
11 | 3a367277642 |
12 | 1797286836b |
13 | 98320c1a59 |
14 | 4d3271dd99 |
15 | 29ce2ad692 |
hex | 17c97bde03 |
102164585987 has 8 divisors (see below), whose sum is σ = 107581805760. Its totient is φ = 96751379880.
The previous prime is 102164585981. The next prime is 102164586031. The reversal of 102164585987 is 789585461201.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-102164585987 is a prime.
It is a super-3 number, since 3×1021645859873 (a number of 34 digits) contains 333 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (102164585981) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 951089 + ... + 1053042.
It is an arithmetic number, because the mean of its divisors is an integer number (13447725720).
Almost surely, 2102164585987 is an apocalyptic number.
102164585987 is a deficient number, since it is larger than the sum of its proper divisors (5417219773).
102164585987 is a wasteful number, since it uses less digits than its factorization.
102164585987 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2006833.
The product of its (nonzero) digits is 4838400, while the sum is 56.
The spelling of 102164585987 in words is "one hundred two billion, one hundred sixty-four million, five hundred eighty-five thousand, nine hundred eighty-seven".
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