Base | Representation |
---|---|

bin | 1011111011101… |

… | …10101110010010 |

3 | 20222100122202211 |

4 | 11331312232102 |

5 | 201111213020 |

6 | 13533302334 |

7 | 2323562452 |

oct | 575665622 |

9 | 228318684 |

10 | 100101010 |

11 | 51560409 |

12 | 296349aa |

13 | 1797a789 |

14 | d419d62 |

15 | 8bc485a |

hex | 5f76b92 |

100101010 has 8 divisors (see below), whose sum is σ = 180181836. Its totient is φ = 40040400.

The previous prime is 100101007. The next prime is 100101013. The reversal of 100101010 is 10101001.

It is an interprime number because it is at equal distance from previous prime (100101007) and next prime (100101013).

It can be written as a sum of positive squares in 2 ways, for example, as 93644329 + 6456681 = 9677^2 + 2541^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

100101010 is a modest number, since divided by 101010 gives 100 as remainder.

It is not an unprimeable number, because it can be changed into a prime (100101013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5005041 + ... + 5005060.

Almost surely, 2^{100101010} is an apocalyptic number.

100101010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

100101010 is a deficient number, since it is larger than the sum of its proper divisors (80080826).

100101010 is a wasteful number, since it uses less digits than its factorization.

100101010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10010108.

The product of its (nonzero) digits is 1, while the sum is 4.

The square root of 100101010 is about 10005.0492252662. The cubic root of 100101010 is about 464.3151130666.

Adding to 100101010 its reverse (10101001), we get a palindrome (110202011).

Subtracting from 100101010 its reverse (10101001), we obtain a palindrome (90000009).

The spelling of 100101010 in words is "one hundred million, one hundred one thousand, ten".

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