Base | Representation |
---|---|
bin | 1011111110100… |
… | …01000011101011 |
3 | 21000001110022212 |
4 | 11333101003223 |
5 | 201210033034 |
6 | 13545235335 |
7 | 2326663265 |
oct | 577210353 |
9 | 230043285 |
10 | 100471019 |
11 | 51793400 |
12 | 29792b4b |
13 | 17a7a00c |
14 | d4b4b35 |
15 | 8c492ce |
hex | 5fd10eb |
100471019 has 6 divisors (see below), whose sum is σ = 110435220. Its totient is φ = 91337180.
The previous prime is 100471013. The next prime is 100471027. The reversal of 100471019 is 910174001.
It is not a de Polignac number, because 100471019 - 28 = 100470763 is a prime.
It is a super-2 number, since 2×1004710192 = 20188851317796722, 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 = 100470985 and 100471003.
It is not an unprimeable number, because it can be changed into a prime (100471013) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 415049 + ... + 415290.
It is an arithmetic number, because the mean of its divisors is an integer number (18405870).
Almost surely, 2100471019 is an apocalyptic number.
100471019 is a deficient number, since it is larger than the sum of its proper divisors (9964201).
100471019 is an equidigital number, since it uses as much as digits as its factorization.
100471019 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 830361 (or 830350 counting only the distinct ones).
The product of its (nonzero) digits is 252, while the sum is 23.
The square root of 100471019 is about 10023.5232827584. The cubic root of 100471019 is about 464.8865009921.
The spelling of 100471019 in words is "one hundred million, four hundred seventy-one thousand, nineteen".
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