Base | Representation |
---|---|
bin | 101000111111010000… |
… | …1101111011001010101 |
3 | 22102012102010222212022 |
4 | 1101332201233121111 |
5 | 2420232130320041 |
6 | 104234203302525 |
7 | 6234161450423 |
oct | 1217641573125 |
9 | 272172128768 |
10 | 88022120021 |
11 | 3436a212640 |
12 | 1508651aa45 |
13 | 83ba1212b4 |
14 | 4390360113 |
15 | 24528d824b |
hex | 147e86f655 |
88022120021 has 64 divisors (see below), whose sum is σ = 104911994880. Its totient is φ = 72993493440.
The previous prime is 88022119963. The next prime is 88022120027. The reversal of 88022120021 is 12002122088.
It is a cyclic number.
It is not a de Polignac number, because 88022120021 - 26 = 88022119957 is a prime.
It is a super-2 number, since 2×880221200212 (a number of 23 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (88022120027) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 334684736 + ... + 334684998.
It is an arithmetic number, because the mean of its divisors is an integer number (1639249920).
Almost surely, 288022120021 is an apocalyptic number.
It is an amenable number.
88022120021 is a deficient number, since it is larger than the sum of its proper divisors (16889874859).
88022120021 is a wasteful number, since it uses less digits than its factorization.
88022120021 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 726.
The product of its (nonzero) digits is 1024, while the sum is 26.
The spelling of 88022120021 in words is "eighty-eight billion, twenty-two million, one hundred twenty thousand, twenty-one".
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