Base | Representation |
---|---|
bin | 1010101001111001110001… |
… | …10101011011100101100000 |
3 | 10001221212220222211200100102 |
4 | 11110330320311123211200 |
5 | 11032334120013133100 |
6 | 121455332104441532 |
7 | 4635522150051023 |
oct | 524747065334540 |
9 | 101855828750312 |
10 | 23430000130400 |
11 | 7513675289106 |
12 | 2764a837792a8 |
13 | 100c593861506 |
14 | 5b00377971ba |
15 | 2a9704b25cd5 |
hex | 154f38d5b960 |
23430000130400 has 144 divisors (see below), whose sum is σ = 60222817992960. Its totient is φ = 8876689574400.
The previous prime is 23430000130399. The next prime is 23430000130403. The reversal of 23430000130400 is 403100003432.
It is a super-2 number, since 2×234300001304002 (a number of 28 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (20).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23430000130403) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 66567677 + ... + 66918723.
It is an arithmetic number, because the mean of its divisors is an integer number (418214013840).
Almost surely, 223430000130400 is an apocalyptic number.
23430000130400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 23430000130400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (30111408996480).
23430000130400 is an abundant number, since it is smaller than the sum of its proper divisors (36792817862560).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23430000130400 is a wasteful number, since it uses less digits than its factorization.
23430000130400 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 355477 (or 355464 counting only the distinct ones).
The product of its (nonzero) digits is 864, while the sum is 20.
Adding to 23430000130400 its reverse (403100003432), we get a palindrome (23833100133832).
The spelling of 23430000130400 in words is "twenty-three trillion, four hundred thirty billion, one hundred thirty thousand, four hundred".
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