Base | Representation |
---|---|
bin | 101110101001111001… |
… | …0100101110111001010 |
3 | 100120121102012022100010 |
4 | 1131103302211313022 |
5 | 3120142121102033 |
6 | 114005431452350 |
7 | 10144542052545 |
oct | 1352362456712 |
9 | 316542168303 |
10 | 100190019018 |
11 | 39543721211 |
12 | 175015270b6 |
13 | 95a8cb0a2b |
14 | 4bc63a585c |
15 | 2915c71863 |
hex | 1753ca5dca |
100190019018 has 64 divisors (see below), whose sum is σ = 209657185920. Its totient is φ = 31877529600.
The previous prime is 100190018969. The next prime is 100190019019. The reversal of 100190019018 is 810910091001.
It is a happy number.
It is not an unprimeable number, because it can be changed into a prime (100190019019) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 18411178 + ... + 18416618.
It is an arithmetic number, because the mean of its divisors is an integer number (3275893530).
Almost surely, 2100190019018 is an apocalyptic number.
100190019018 is an abundant number, since it is smaller than the sum of its proper divisors (109467166902).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
100190019018 is a wasteful number, since it uses less digits than its factorization.
100190019018 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6663.
The product of its (nonzero) digits is 648, while the sum is 30.
The spelling of 100190019018 in words is "one hundred billion, one hundred ninety million, nineteen thousand, eighteen".
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