Base | Representation |
---|---|
bin | 1011101011101… |
… | …01110011001000 |
3 | 20211101220211022 |
4 | 11311311303020 |
5 | 200042000242 |
6 | 13420252012 |
7 | 2266662332 |
oct | 565656310 |
9 | 224356738 |
10 | 98000072 |
11 | 503559a5 |
12 | 289a1008 |
13 | 173c3411 |
14 | d030452 |
15 | 890c0d2 |
hex | 5d75cc8 |
98000072 has 8 divisors (see below), whose sum is σ = 183750150. Its totient is φ = 49000032.
The previous prime is 98000069. The next prime is 98000101. The reversal of 98000072 is 27000089.
It can be written as a sum of positive squares in only one way, i.e., 49084036 + 48916036 = 7006^2 + 6994^2 .
It is a tau number, because it is divible by the number of its divisors (8).
It is a super-2 number, since 2×980000722 = 19208028224010368, which contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6124997 + ... + 6125012.
Almost surely, 298000072 is an apocalyptic number.
It is an amenable number.
98000072 is a deficient number, since it is larger than the sum of its proper divisors (85750078).
98000072 is a wasteful number, since it uses less digits than its factorization.
98000072 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12250015 (or 12250011 counting only the distinct ones).
The product of its (nonzero) digits is 1008, while the sum is 26.
The square root of 98000072 is about 9899.4985731602. The cubic root of 98000072 is about 461.0437421145.
It can be divided in two parts, 980000 and 72, that multiplied together give a square (70560000 = 84002).
The spelling of 98000072 in words is "ninety-eight million, seventy-two", and thus it is an aban number and an uban number.
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