Base | Representation |
---|---|
bin | 1000111101011… |
… | …10110010100110 |
3 | 12020102202202220 |
4 | 10132232302212 |
5 | 123220233323 |
6 | 11243013210 |
7 | 1601614320 |
oct | 436566246 |
9 | 166382686 |
10 | 75164838 |
11 | 39479501 |
12 | 2120a206 |
13 | 12759648 |
14 | 9da8610 |
15 | 68eb0e3 |
hex | 47aeca6 |
75164838 has 32 divisors (see below), whose sum is σ = 172972800. Its totient is φ = 21329760.
The previous prime is 75164819. The next prime is 75164857. The reversal of 75164838 is 83846157.
It is an interprime number because it is at equal distance from previous prime (75164819) and next prime (75164857).
It is a Harshad number since it is a multiple of its sum of digits (42).
It is a self number, because there is not a number n which added to its sum of digits gives 75164838.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 253 + ... + 12263.
It is an arithmetic number, because the mean of its divisors is an integer number (5405400).
Almost surely, 275164838 is an apocalyptic number.
75164838 is an abundant number, since it is smaller than the sum of its proper divisors (97807962).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
75164838 is a wasteful number, since it uses less digits than its factorization.
75164838 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12172.
The product of its digits is 161280, while the sum is 42.
The square root of 75164838 is about 8669.7657407799. The cubic root of 75164838 is about 422.0250615905.
The spelling of 75164838 in words is "seventy-five million, one hundred sixty-four thousand, eight hundred thirty-eight".
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