Base | Representation |
---|---|
bin | 1000010000011… |
… | …00000010101100 |
3 | 11211022112110121 |
4 | 10020030002230 |
5 | 120212132330 |
6 | 10512214324 |
7 | 1500442420 |
oct | 410140254 |
9 | 154275417 |
10 | 69255340 |
11 | 36102620 |
12 | 1b23a3a4 |
13 | 1146a8bb |
14 | 92aab80 |
15 | 613017a |
hex | 420c0ac |
69255340 has 48 divisors (see below), whose sum is σ = 181327104. Its totient is φ = 21585600.
The previous prime is 69255337. The next prime is 69255341. The reversal of 69255340 is 4355296.
It is a junction number, because it is equal to n+sod(n) for n = 69255296 and 69255305.
It is not an unprimeable number, because it can be changed into a prime (69255341) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20946 + ... + 24025.
It is an arithmetic number, because the mean of its divisors is an integer number (3777648).
Almost surely, 269255340 is an apocalyptic number.
It is an amenable number.
69255340 is an abundant number, since it is smaller than the sum of its proper divisors (112071764).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
69255340 is a wasteful number, since it uses less digits than its factorization.
69255340 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 44998 (or 44996 counting only the distinct ones).
The product of its (nonzero) digits is 32400, while the sum is 34.
The square root of 69255340 is about 8321.9793318657. The cubic root of 69255340 is about 410.6619092162.
The spelling of 69255340 in words is "sixty-nine million, two hundred fifty-five thousand, three hundred forty".
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