Base | Representation |
---|---|
bin | 1010001000011011100010… |
… | …01110000010101111010101 |
3 | 2220212221022011220000020102 |
4 | 11010031301032002233111 |
5 | 10410013211041332442 |
6 | 115215124205343445 |
7 | 4456445364462011 |
oct | 504156116025725 |
9 | 86787264800212 |
10 | 22279894870997 |
11 | 710a939901125 |
12 | 25b9bab867b85 |
13 | c57ca6280b6a |
14 | 5704d19dd541 |
15 | 28984043c232 |
hex | 144371382bd5 |
22279894870997 has 8 divisors (see below), whose sum is σ = 22291591256640. Its totient is φ = 22268200268160.
The previous prime is 22279894870973. The next prime is 22279894871041. The reversal of 22279894870997 is 79907849897222.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 22279894870997 - 28 = 22279894870741 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (22279894870297) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24933413 + ... + 25811525.
It is an arithmetic number, because the mean of its divisors is an integer number (2786448907080).
Almost surely, 222279894870997 is an apocalyptic number.
It is an amenable number.
22279894870997 is a deficient number, since it is larger than the sum of its proper divisors (11696385643).
22279894870997 is a wasteful number, since it uses less digits than its factorization.
22279894870997 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 891403.
The product of its (nonzero) digits is 4608866304, while the sum is 83.
The spelling of 22279894870997 in words is "twenty-two trillion, two hundred seventy-nine billion, eight hundred ninety-four million, eight hundred seventy thousand, nine hundred ninety-seven".
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