Base | Representation |
---|---|
bin | 11110100110111110… |
… | …11001000001100110 |
3 | 1120102020211011110010 |
4 | 33103133121001212 |
5 | 232123334422210 |
6 | 11314350511050 |
7 | 1121141146563 |
oct | 172337310146 |
9 | 46366734403 |
10 | 16433123430 |
11 | 6a73084949 |
12 | 3227505486 |
13 | 171b724399 |
14 | b1c6b986a |
15 | 662a4d920 |
hex | 3d37d9066 |
16433123430 has 32 divisors (see below), whose sum is σ = 39497289984. Its totient is φ = 4375744736.
The previous prime is 16433123429. The next prime is 16433123507. The reversal of 16433123430 is 3432133461.
It is a super-2 number, since 2×164331234302 (a number of 21 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (30).
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 380514 + ... + 421493.
It is an arithmetic number, because the mean of its divisors is an integer number (1234290312).
Almost surely, 216433123430 is an apocalyptic number.
16433123430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
16433123430 is an abundant number, since it is smaller than the sum of its proper divisors (23064166554).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
16433123430 is a wasteful number, since it uses less digits than its factorization.
16433123430 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 802700.
The product of its (nonzero) digits is 15552, while the sum is 30.
Adding to 16433123430 its reverse (3432133461), we get a palindrome (19865256891).
The spelling of 16433123430 in words is "sixteen billion, four hundred thirty-three million, one hundred twenty-three thousand, four hundred thirty".
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