Base | Representation |
---|---|
bin | 110010011111111010… |
… | …1010000000101000101 |
3 | 101100220201121012110222 |
4 | 1210333311100011011 |
5 | 3234043421402001 |
6 | 121452522554125 |
7 | 10556241124154 |
oct | 1447765200505 |
9 | 340821535428 |
10 | 108445106501 |
11 | 41a9a487666 |
12 | 19026068945 |
13 | a2c3328094 |
14 | 536a8b159b |
15 | 2c4a85861b |
hex | 193fd50145 |
108445106501 has 4 divisors (see below), whose sum is σ = 108581173932. Its totient is φ = 108309039072.
The previous prime is 108445106489. The next prime is 108445106537. The reversal of 108445106501 is 105601544801.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 105601544801 = 5689 ⋅18562409.
It can be written as a sum of positive squares in 2 ways, for example, as 41881622500 + 66563484001 = 204650^2 + 257999^2 .
It is a cyclic number.
It is not a de Polignac number, because 108445106501 - 210 = 108445105477 is a prime.
It is a super-2 number, since 2×1084451065012 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (108445106551) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 68032520 + ... + 68034113.
It is an arithmetic number, because the mean of its divisors is an integer number (27145293483).
Almost surely, 2108445106501 is an apocalyptic number.
It is an amenable number.
108445106501 is a deficient number, since it is larger than the sum of its proper divisors (136067431).
108445106501 is an equidigital number, since it uses as much as digits as its factorization.
108445106501 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 136067430.
The product of its (nonzero) digits is 19200, while the sum is 35.
The spelling of 108445106501 in words is "one hundred eight billion, four hundred forty-five million, one hundred six thousand, five hundred one".
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