Base | Representation |
---|---|
bin | 1010000110001100100110… |
… | …01100011001110110111100 |
3 | 2220121121020002010210012111 |
4 | 11003012103030121312330 |
5 | 10402234030244033140 |
6 | 115115553325343404 |
7 | 4451060614300312 |
oct | 503062314316674 |
9 | 86547202123174 |
10 | 22203155455420 |
11 | 709033a468415 |
12 | 25a7153a07b64 |
13 | c5099680a854 |
14 | 56a8d1d000b2 |
15 | 28784d3377ea |
hex | 143193319dbc |
22203155455420 has 24 divisors (see below), whose sum is σ = 46627949592000. Its totient is φ = 8881010156352.
The previous prime is 22203155455363. The next prime is 22203155455447. The reversal of 22203155455420 is 2455455130222.
It is a super-2 number, since 2×222031554554202 (a number of 27 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15028395 + ... + 16439554.
It is an arithmetic number, because the mean of its divisors is an integer number (1942831233000).
Almost surely, 222203155455420 is an apocalyptic number.
22203155455420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
22203155455420 is an abundant number, since it is smaller than the sum of its proper divisors (24424794136580).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22203155455420 is a wasteful number, since it uses less digits than its factorization.
22203155455420 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 31503237 (or 31503235 counting only the distinct ones).
The product of its (nonzero) digits is 480000, while the sum is 40.
The spelling of 22203155455420 in words is "twenty-two trillion, two hundred three billion, one hundred fifty-five million, four hundred fifty-five thousand, four hundred twenty".
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