Base | Representation |
---|---|
bin | 101111000101010110… |
… | …0101010000000100011 |
3 | 100122222121120122211100 |
4 | 1132022230222000203 |
5 | 3124033432210034 |
6 | 114241100045443 |
7 | 10206426050601 |
oct | 1361254520043 |
9 | 318877518740 |
10 | 101111210019 |
11 | 39976707696 |
12 | 17719b33883 |
13 | 96c4ab6971 |
14 | 4c7287a871 |
15 | 296ba87099 |
hex | 178ab2a023 |
101111210019 has 12 divisors (see below), whose sum is σ = 146166475000. Its totient is φ = 67353496704.
The previous prime is 101111209957. The next prime is 101111210051. The reversal of 101111210019 is 910012111101.
It is not a de Polignac number, because 101111210019 - 217 = 101111078947 is a prime.
It is a super-2 number, since 2×1011112100192 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 101111209983 and 101111210010.
It is not an unprimeable number, because it can be changed into a prime (101111210069) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4486189 + ... + 4508670.
Almost surely, 2101111210019 is an apocalyptic number.
101111210019 is a deficient number, since it is larger than the sum of its proper divisors (45055264981).
101111210019 is a wasteful number, since it uses less digits than its factorization.
101111210019 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8996114 (or 8996111 counting only the distinct ones).
The product of its (nonzero) digits is 18, while the sum is 18.
The spelling of 101111210019 in words is "one hundred one billion, one hundred eleven million, two hundred ten thousand, nineteen".
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