Base | Representation |
---|---|
bin | 101111100101110101… |
… | …1001001101010010101 |
3 | 100202210120211201101012 |
4 | 1133023223021222111 |
5 | 3133302020200141 |
6 | 114541201142005 |
7 | 10245434003054 |
oct | 1371353115225 |
9 | 322716751335 |
10 | 102201334421 |
11 | 3a385a9724a |
12 | 1798302a905 |
13 | 98398ba5a4 |
14 | 4d3756839b |
15 | 29d261bceb |
hex | 17cbac9a95 |
102201334421 has 4 divisors (see below), whose sum is σ = 102207990144. Its totient is φ = 102194678700.
The previous prime is 102201334387. The next prime is 102201334423. The reversal of 102201334421 is 124433102201.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 124433102201 = 2153 ⋅57795217.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-102201334421 is a prime.
It is a super-2 number, since 2×1022013344212 (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 (102201334423) 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, 3304775 + ... + 3335556.
It is an arithmetic number, because the mean of its divisors is an integer number (25551997536).
Almost surely, 2102201334421 is an apocalyptic number.
It is an amenable number.
102201334421 is a deficient number, since it is larger than the sum of its proper divisors (6655723).
102201334421 is an equidigital number, since it uses as much as digits as its factorization.
102201334421 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6655722.
The product of its (nonzero) digits is 1152, while the sum is 23.
Adding to 102201334421 its reverse (124433102201), we get a palindrome (226634436622).
The spelling of 102201334421 in words is "one hundred two billion, two hundred one million, three hundred thirty-four thousand, four hundred twenty-one".
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