Base | Representation |
---|---|
bin | 101111101100110001… |
… | …1101010101001110110 |
3 | 100210101211010020012011 |
4 | 1133121203222221312 |
5 | 3134241132102210 |
6 | 115020241314434 |
7 | 10254262534165 |
oct | 1373143525166 |
9 | 323354106164 |
10 | 102434253430 |
11 | 3a4955137a3 |
12 | 17a29035a1a |
13 | 9875c2c3a2 |
14 | 4d5a4793dc |
15 | 29e7cc9d8a |
hex | 17d98eaa76 |
102434253430 has 16 divisors (see below), whose sum is σ = 184419909504. Its totient is φ = 40965200640.
The previous prime is 102434253391. The next prime is 102434253431. The reversal of 102434253430 is 34352434201.
It is a happy number.
It is a super-2 number, since 2×1024342534302 (a number of 23 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 102434253392 and 102434253401.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (102434253431) 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, 1011867 + ... + 1108486.
It is an arithmetic number, because the mean of its divisors is an integer number (11526244344).
Almost surely, 2102434253430 is an apocalyptic number.
102434253430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
102434253430 is a deficient number, since it is larger than the sum of its proper divisors (81985656074).
102434253430 is a wasteful number, since it uses less digits than its factorization.
102434253430 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2125191.
The product of its (nonzero) digits is 34560, while the sum is 31.
Adding to 102434253430 its reverse (34352434201), we get a palindrome (136786687631).
The spelling of 102434253430 in words is "one hundred two billion, four hundred thirty-four million, two hundred fifty-three thousand, four hundred thirty".
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