Base | Representation |
---|---|
bin | 10111101000011… |
… | …00100110110101 |
3 | 111211000020212111 |
4 | 23310030212311 |
5 | 401221420001 |
6 | 31400451021 |
7 | 4624643215 |
oct | 1364144665 |
9 | 454006774 |
10 | 198232501 |
11 | a1996015 |
12 | 56479a71 |
13 | 320b894c |
14 | 1c482245 |
15 | 1260a851 |
hex | bd0c9b5 |
198232501 has 2 divisors, whose sum is σ = 198232502. Its totient is φ = 198232500.
The previous prime is 198232483. The next prime is 198232519. The reversal of 198232501 is 105232891.
It is a balanced prime because it is at equal distance from previous prime (198232483) and next prime (198232519).
It can be written as a sum of positive squares in only one way, i.e., 102212100 + 96020401 = 10110^2 + 9799^2 .
It is a cyclic number.
It is not a de Polignac number, because 198232501 - 215 = 198199733 is a prime.
It is a super-2 number, since 2×1982325012 = 78592248905430002, which contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (198232571) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 99116250 + 99116251.
It is an arithmetic number, because the mean of its divisors is an integer number (99116251).
Almost surely, 2198232501 is an apocalyptic number.
It is an amenable number.
198232501 is a deficient number, since it is larger than the sum of its proper divisors (1).
198232501 is an equidigital number, since it uses as much as digits as its factorization.
198232501 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 4320, while the sum is 31.
The square root of 198232501 is about 14079.5064189055. The cubic root of 198232501 is about 583.0757148883.
The spelling of 198232501 in words is "one hundred ninety-eight million, two hundred thirty-two thousand, five hundred one".
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