Base | Representation |
---|---|
bin | 1011111011100… |
… | …11000100000011 |
3 | 20222022220012121 |
4 | 11331303010003 |
5 | 201110223034 |
6 | 13533105111 |
7 | 2323500655 |
oct | 575630403 |
9 | 228286177 |
10 | 100086019 |
11 | 51550120 |
12 | 29628197 |
13 | 179739c7 |
14 | d4146d5 |
15 | 8bc01b4 |
hex | 5f73103 |
100086019 has 8 divisors (see below), whose sum is σ = 109342512. Its totient is φ = 90855840.
The previous prime is 100086017. The next prime is 100086037. The reversal of 100086019 is 910680001.
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 100086019 - 21 = 100086017 is a prime.
It is a super-2 number, since 2×1000860192 = 20034422398536722, which contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 100085984 and 100086002.
It is not an unprimeable number, because it can be changed into a prime (100086013) 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, 1857 + ... + 14269.
It is an arithmetic number, because the mean of its divisors is an integer number (13667814).
Almost surely, 2100086019 is an apocalyptic number.
100086019 is a deficient number, since it is larger than the sum of its proper divisors (9256493).
100086019 is a wasteful number, since it uses less digits than its factorization.
100086019 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13157.
The product of its (nonzero) digits is 432, while the sum is 25.
The square root of 100086019 is about 10004.3000254890. The cubic root of 100086019 is about 464.2919334957.
The spelling of 100086019 in words is "one hundred million, eighty-six thousand, nineteen".
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