Base | Representation |
---|---|
bin | 1001111111100… |
… | …10010100111000 |
3 | 12211202000020111 |
4 | 10333302110320 |
5 | 132430030242 |
6 | 12152434104 |
7 | 2035354354 |
oct | 477622470 |
9 | 184660214 |
10 | 83830072 |
11 | 43357857 |
12 | 240a8934 |
13 | 144a17c1 |
14 | b1c2464 |
15 | 755d817 |
hex | 4ff2538 |
83830072 has 16 divisors (see below), whose sum is σ = 157429800. Its totient is φ = 41848800.
The previous prime is 83830063. The next prime is 83830081. The reversal of 83830072 is 27003838.
It is an interprime number because it is at equal distance from previous prime (83830063) and next prime (83830081).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2679 + ... + 13222.
Almost surely, 283830072 is an apocalyptic number.
It is an amenable number.
83830072 is a deficient number, since it is larger than the sum of its proper divisors (73599728).
83830072 is a wasteful number, since it uses less digits than its factorization.
83830072 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16566 (or 16562 counting only the distinct ones).
The product of its (nonzero) digits is 8064, while the sum is 31.
The square root of 83830072 is about 9155.8763643902. The cubic root of 83830072 is about 437.6563960038.
The spelling of 83830072 in words is "eighty-three million, eight hundred thirty thousand, seventy-two".
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