Base | Representation |
---|---|
bin | 1010000011110100010100… |
… | …10100100010011010001111 |
3 | 2220022210012112222211011021 |
4 | 11001322022110202122033 |
5 | 10344414112431322111 |
6 | 115014233141535011 |
7 | 4442134653225631 |
oct | 501721224423217 |
9 | 86283175884137 |
10 | 22121402214031 |
11 | 70596a793410a |
12 | 2593338a14467 |
13 | c460683a78c3 |
14 | 566978380a51 |
15 | 285665e99d71 |
hex | 141e8a52268f |
22121402214031 has 8 divisors (see below), whose sum is σ = 22143124536624. Its totient is φ = 22099682542080.
The previous prime is 22121402213947. The next prime is 22121402214053. The reversal of 22121402214031 is 13041220412122.
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 22121402214031 - 219 = 22121401689743 is a prime.
It is a super-2 number, since 2×221214022140312 (a number of 27 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 22121402213987 and 22121402214005.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (22121402214731) 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, 16248495 + ... + 17557231.
It is an arithmetic number, because the mean of its divisors is an integer number (2767890567078).
Almost surely, 222121402214031 is an apocalyptic number.
22121402214031 is a deficient number, since it is larger than the sum of its proper divisors (21722322593).
22121402214031 is a wasteful number, since it uses less digits than its factorization.
22121402214031 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1325321.
The product of its (nonzero) digits is 1536, while the sum is 25.
Adding to 22121402214031 its reverse (13041220412122), we get a palindrome (35162622626153).
The spelling of 22121402214031 in words is "twenty-two trillion, one hundred twenty-one billion, four hundred two million, two hundred fourteen thousand, thirty-one".
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