Base | Representation |
---|---|
bin | 1111000111101… |
… | …00010111111000 |
3 | 22211122122011002 |
4 | 13203310113320 |
5 | 224432030242 |
6 | 20330224132 |
7 | 3100015655 |
oct | 743642770 |
9 | 284578132 |
10 | 126830072 |
11 | 65657346 |
12 | 36585048 |
13 | 203789a5 |
14 | 12bb6c2c |
15 | b204432 |
hex | 78f45f8 |
126830072 has 8 divisors (see below), whose sum is σ = 237806400. Its totient is φ = 63415032.
The previous prime is 126830057. The next prime is 126830087. The reversal of 126830072 is 270038621.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (126830057) and next prime (126830087).
It is a tau number, because it is divible by the number of its divisors (8).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7926872 + ... + 7926887.
It is an arithmetic number, because the mean of its divisors is an integer number (29725800).
Almost surely, 2126830072 is an apocalyptic number.
It is an amenable number.
126830072 is a deficient number, since it is larger than the sum of its proper divisors (110976328).
126830072 is a wasteful number, since it uses less digits than its factorization.
126830072 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15853765 (or 15853761 counting only the distinct ones).
The product of its (nonzero) digits is 4032, while the sum is 29.
The square root of 126830072 is about 11261.8858101119. The cubic root of 126830072 is about 502.4282837844.
Adding to 126830072 its reverse (270038621), we get a palindrome (396868693).
The spelling of 126830072 in words is "one hundred twenty-six million, eight hundred thirty thousand, seventy-two".
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