Base | Representation |
---|---|
bin | 10101101000000101… |
… | …011110001010010100 |
3 | 2012221022121011102100 |
4 | 111220011132022110 |
5 | 340024100214304 |
6 | 14400112442100 |
7 | 1451304050340 |
oct | 255005361224 |
9 | 65838534370 |
10 | 23221101204 |
11 | 9936785034 |
12 | 4600849330 |
13 | 2260b23b92 |
14 | 11a4004620 |
15 | 90d936439 |
hex | 56815e294 |
23221101204 has 36 divisors (see below), whose sum is σ = 67083181984. Its totient is φ = 6634600272.
The previous prime is 23221101203. The next prime is 23221101209. The reversal of 23221101204 is 40210112232.
It is a happy number.
It is a tau number, because it is divible by the number of its divisors (36).
It is a super-2 number, since 2×232211012042 (a number of 22 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23221101203) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 46073362 + ... + 46073865.
Almost surely, 223221101204 is an apocalyptic number.
It is an amenable number.
23221101204 is an abundant number, since it is smaller than the sum of its proper divisors (43862080780).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23221101204 is a wasteful number, since it uses less digits than its factorization.
23221101204 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 92147244 (or 92147239 counting only the distinct ones).
The product of its (nonzero) digits is 192, while the sum is 18.
Adding to 23221101204 its reverse (40210112232), we get a palindrome (63431213436).
The spelling of 23221101204 in words is "twenty-three billion, two hundred twenty-one million, one hundred one thousand, two hundred four".
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