Base | Representation |
---|---|
bin | 1000001101110… |
… | …11011110111111 |
3 | 11210200202211200 |
4 | 10012323132333 |
5 | 120121103000 |
6 | 10501150543 |
7 | 1464566421 |
oct | 406733677 |
9 | 153622750 |
10 | 68925375 |
11 | 359a7722 |
12 | 1b0bb453 |
13 | 1138365c |
14 | 9222811 |
15 | 60b7500 |
hex | 41bb7bf |
68925375 has 48 divisors (see below), whose sum is σ = 125281728. Its totient is φ = 36456000.
The previous prime is 68925371. The next prime is 68925377. The reversal of 68925375 is 57352986.
It is a happy number.
It is not a de Polignac number, because 68925375 - 22 = 68925371 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a self number, because there is not a number n which added to its sum of digits gives 68925375.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (68925371) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 221470 + ... + 221780.
It is an arithmetic number, because the mean of its divisors is an integer number (2610036).
Almost surely, 268925375 is an apocalyptic number.
68925375 is a deficient number, since it is larger than the sum of its proper divisors (56356353).
68925375 is a wasteful number, since it uses less digits than its factorization.
68925375 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 529 (or 516 counting only the distinct ones).
The product of its digits is 453600, while the sum is 45.
The square root of 68925375 is about 8302.1307505965. The cubic root of 68925375 is about 410.0086752081.
The spelling of 68925375 in words is "sixty-eight million, nine hundred twenty-five thousand, three hundred seventy-five".
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