Base | Representation |
---|---|
bin | 1000000100110… |
… | …10110010001110 |
3 | 11201110200201220 |
4 | 10002122302032 |
5 | 114320232422 |
6 | 10415544210 |
7 | 1451543025 |
oct | 402326216 |
9 | 151420656 |
10 | 67742862 |
11 | 3526a240 |
12 | 1a82b066 |
13 | 1105b345 |
14 | 8dd58bc |
15 | 5e31e5c |
hex | 409ac8e |
67742862 has 16 divisors (see below), whose sum is σ = 147802752. Its totient is φ = 20528120.
The previous prime is 67742861. The next prime is 67742863. The reversal of 67742862 is 26824776.
It is an interprime number because it is at equal distance from previous prime (67742861) and next prime (67742863).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (67742861) by changing a digit.
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, 513138 + ... + 513269.
It is an arithmetic number, because the mean of its divisors is an integer number (9237672).
Almost surely, 267742862 is an apocalyptic number.
67742862 is an abundant number, since it is smaller than the sum of its proper divisors (80059890).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
67742862 is a wasteful number, since it uses less digits than its factorization.
67742862 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1026423.
The product of its digits is 225792, while the sum is 42.
The square root of 67742862 is about 8230.6052025352. The cubic root of 67742862 is about 407.6503757058.
The spelling of 67742862 in words is "sixty-seven million, seven hundred forty-two thousand, eight hundred sixty-two".
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