Base | Representation |
---|---|
bin | 10011010001100010… |
… | …111101101111011001 |
3 | 1222102022011222000012 |
4 | 103101202331233121 |
5 | 314341020114423 |
6 | 13301331451305 |
7 | 1331565422210 |
oct | 232142755731 |
9 | 58368158005 |
10 | 20695473113 |
11 | 8860067297 |
12 | 4016a56b35 |
13 | 1c4a7c06a3 |
14 | 1004802077 |
15 | 811d47078 |
hex | 4d18bdbd9 |
20695473113 has 8 divisors (see below), whose sum is σ = 24896809920. Its totient is φ = 16805346480.
The previous prime is 20695473103. The next prime is 20695473119. The reversal of 20695473113 is 31137459602.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 20695473113 - 28 = 20695472857 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (20695473119) 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, 77802398 + ... + 77802663.
It is an arithmetic number, because the mean of its divisors is an integer number (3112101240).
Almost surely, 220695473113 is an apocalyptic number.
It is an amenable number.
20695473113 is a deficient number, since it is larger than the sum of its proper divisors (4201336807).
20695473113 is a wasteful number, since it uses less digits than its factorization.
20695473113 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 155605087.
The product of its (nonzero) digits is 136080, while the sum is 41.
The spelling of 20695473113 in words is "twenty billion, six hundred ninety-five million, four hundred seventy-three thousand, one hundred thirteen".
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