Base | Representation |
---|---|
bin | 1000010000011… |
… | …01110000100000 |
3 | 11211022220002220 |
4 | 10020031300200 |
5 | 120212343433 |
6 | 10512311040 |
7 | 1500502050 |
oct | 410156040 |
9 | 154286086 |
10 | 69262368 |
11 | 3610792a |
12 | 1b242480 |
13 | 11470b66 |
14 | 92ad560 |
15 | 61322b3 |
hex | 420dc20 |
69262368 has 48 divisors (see below), whose sum is σ = 207789120. Its totient is φ = 19789056.
The previous prime is 69262367. The next prime is 69262373. The reversal of 69262368 is 86326296.
It is a tau number, because it is divible by the number of its divisors (48).
It is a Harshad number since it is a multiple of its sum of digits (42).
It is not an unprimeable number, because it can be changed into a prime (69262363) 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, 50863 + ... + 52206.
It is an arithmetic number, because the mean of its divisors is an integer number (4328940).
Almost surely, 269262368 is an apocalyptic number.
It is an amenable number.
69262368 is an abundant number, since it is smaller than the sum of its proper divisors (138526752).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
69262368 is a wasteful number, since it uses less digits than its factorization.
69262368 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 103089 (or 103081 counting only the distinct ones).
The product of its digits is 186624, while the sum is 42.
The square root of 69262368 is about 8322.4015764682. The cubic root of 69262368 is about 410.6758000068.
The spelling of 69262368 in words is "sixty-nine million, two hundred sixty-two thousand, three hundred sixty-eight".
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