Base | Representation |
---|---|
bin | 1100010000111… |
… | …01001101001000 |
3 | 21011120211221001 |
4 | 12020131031020 |
5 | 202314130242 |
6 | 14113024344 |
7 | 2356315621 |
oct | 610351510 |
9 | 234524831 |
10 | 102880072 |
11 | 53089359 |
12 | 2a5550b4 |
13 | 184116a9 |
14 | d940a48 |
15 | 9072eb7 |
hex | 621d348 |
102880072 has 32 divisors (see below), whose sum is σ = 201035520. Its totient is φ = 49302720.
The previous prime is 102880069. The next prime is 102880087. The reversal of 102880072 is 270088201.
It is a self number, because there is not a number n which added to its sum of digits gives 102880072.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24598 + ... + 28474.
It is an arithmetic number, because the mean of its divisors is an integer number (6282360).
Almost surely, 2102880072 is an apocalyptic number.
It is an amenable number.
102880072 is a deficient number, since it is larger than the sum of its proper divisors (98155448).
102880072 is a wasteful number, since it uses less digits than its factorization.
102880072 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4021 (or 4017 counting only the distinct ones).
The product of its (nonzero) digits is 1792, while the sum is 28.
The square root of 102880072 is about 10142.9814157377. The cubic root of 102880072 is about 468.5728126287.
The spelling of 102880072 in words is "one hundred two million, eight hundred eighty thousand, seventy-two".
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