Base | Representation |
---|---|
bin | 10101101101011101… |
… | …001110001010010000 |
3 | 2020011121011022211200 |
4 | 111231131032022100 |
5 | 340220132310300 |
6 | 14413052111200 |
7 | 1453450020462 |
oct | 255535161220 |
9 | 66147138750 |
10 | 23311213200 |
11 | 9982632560 |
12 | 4626a65500 |
13 | 22766b4aa2 |
14 | 11b1d80132 |
15 | 9167d6200 |
hex | 56d74e290 |
23311213200 has 180 divisors, whose sum is σ = 88250751888. Its totient is φ = 5651193600.
The previous prime is 23311213199. The next prime is 23311213213. The reversal of 23311213200 is 231211332.
23311213200 is a `hidden beast` number, since 2 + 331 + 12 + 1 + 320 + 0 = 666.
It is a tau number, because it is divible by the number of its divisors (180).
It is a Harshad number since it is a multiple of its sum of digits (18).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 254734 + ... + 333933.
Almost surely, 223311213200 is an apocalyptic number.
23311213200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
23311213200 is an abundant number, since it is smaller than the sum of its proper divisors (64939538688).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23311213200 is a wasteful number, since it uses less digits than its factorization.
23311213200 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 588702 (or 588688 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 18.
Adding to 23311213200 its reverse (231211332), we get a palindrome (23542424532).
The spelling of 23311213200 in words is "twenty-three billion, three hundred eleven million, two hundred thirteen thousand, two hundred".
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