Base | Representation |
---|---|
bin | 101111100010111110… |
… | …1110010010011101001 |
3 | 100202112220121200100201 |
4 | 1133011331302103221 |
5 | 3133103010244301 |
6 | 114523500232201 |
7 | 10243161623215 |
oct | 1370575622351 |
9 | 322486550321 |
10 | 102105556201 |
11 | 3a336a196a0 |
12 | 17956b3b661 |
13 | 9822ac459c |
14 | 4d28955945 |
15 | 29c8eed201 |
hex | 17c5f724e9 |
102105556201 has 8 divisors (see below), whose sum is σ = 112490731008. Its totient is φ = 91904190000.
The previous prime is 102105556181. The next prime is 102105556219. The reversal of 102105556201 is 102655501201.
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 102105556201 - 27 = 102105556073 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 102105556201.
It is not an unprimeable number, because it can be changed into a prime (102105556271) 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, 45950985 + ... + 45953206.
It is an arithmetic number, because the mean of its divisors is an integer number (14061341376).
Almost surely, 2102105556201 is an apocalyptic number.
102105556201 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
It is an amenable number.
102105556201 is a deficient number, since it is larger than the sum of its proper divisors (10385174807).
102105556201 is a wasteful number, since it uses less digits than its factorization.
102105556201 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 91904303.
The product of its (nonzero) digits is 3000, while the sum is 28.
The spelling of 102105556201 in words is "one hundred two billion, one hundred five million, five hundred fifty-six thousand, two hundred one".
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