Base | Representation |
---|---|
bin | 100110101100000100… |
… | …1001011101111000101 |
3 | 21221110012122220012202 |
4 | 1031120021023233011 |
5 | 2330123243242442 |
6 | 102100132524245 |
7 | 6000610246325 |
oct | 1153011135705 |
9 | 257405586182 |
10 | 83083180997 |
11 | 32265320653 |
12 | 14128480685 |
13 | 7ab0b2157b |
14 | 4042435285 |
15 | 2263ee3c32 |
hex | 135824bbc5 |
83083180997 has 8 divisors (see below), whose sum is σ = 88105156056. Its totient is φ = 78076175872.
The previous prime is 83083180969. The next prime is 83083181029. The reversal of 83083180997 is 79908138038.
It can be written as a sum of positive squares in 4 ways, for example, as 19198596481 + 63884584516 = 138559^2 + 252754^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 83083180997 - 232 = 78788213701 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (83083180967) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3731048 + ... + 3753249.
It is an arithmetic number, because the mean of its divisors is an integer number (11013144507).
Almost surely, 283083180997 is an apocalyptic number.
It is an amenable number.
83083180997 is a deficient number, since it is larger than the sum of its proper divisors (5021975059).
83083180997 is a wasteful number, since it uses less digits than its factorization.
83083180997 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7484967.
The product of its (nonzero) digits is 2612736, while the sum is 56.
The spelling of 83083180997 in words is "eighty-three billion, eighty-three million, one hundred eighty thousand, nine hundred ninety-seven".
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