Base | Representation |
---|---|
bin | 101111101100111101… |
… | …0010111100000101011 |
3 | 100210102020022120021220 |
4 | 1133121322113200223 |
5 | 3134244143014311 |
6 | 115021013033123 |
7 | 10254364240563 |
oct | 1373172274053 |
9 | 323366276256 |
10 | 102440204331 |
11 | 3a4989087a3 |
12 | 17a2b0257a3 |
13 | 9877233c2a |
14 | 4d5b187da3 |
15 | 29e85a3206 |
hex | 17d9e9782b |
102440204331 has 8 divisors (see below), whose sum is σ = 141296833680. Its totient is φ = 65938522272.
The previous prime is 102440204323. The next prime is 102440204359. The reversal of 102440204331 is 133402044201.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 102440204331 - 23 = 102440204323 is a prime.
It is a super-2 number, since 2×1024402043312 (a number of 23 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (102440204311) 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, 588736720 + ... + 588736893.
It is an arithmetic number, because the mean of its divisors is an integer number (17662104210).
Almost surely, 2102440204331 is an apocalyptic number.
102440204331 is a deficient number, since it is larger than the sum of its proper divisors (38856629349).
102440204331 is a wasteful number, since it uses less digits than its factorization.
102440204331 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1177473645.
The product of its (nonzero) digits is 2304, while the sum is 24.
Adding to 102440204331 its reverse (133402044201), we get a palindrome (235842248532).
The spelling of 102440204331 in words is "one hundred two billion, four hundred forty million, two hundred four thousand, three hundred thirty-one".
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