Base | Representation |
---|---|
bin | 1100011100110… |
… | …1010001011111 |
3 | 10122021002202222 |
4 | 3013031101133 |
5 | 101332033043 |
6 | 5103135555 |
7 | 1202604611 |
oct | 307152137 |
9 | 118232688 |
10 | 52221023 |
11 | 27528478 |
12 | 155a45bb |
13 | aa8531a |
14 | 6d14db1 |
15 | 48b7d68 |
hex | 31cd45f |
52221023 has 8 divisors (see below), whose sum is σ = 53894640. Its totient is φ = 50561280.
The previous prime is 52221011. The next prime is 52221031. The reversal of 52221023 is 32012225.
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 52221023 - 216 = 52155487 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 52220992 and 52221010.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (52221053) 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, 4463 + ... + 11151.
It is an arithmetic number, because the mean of its divisors is an integer number (6736830).
Almost surely, 252221023 is an apocalyptic number.
52221023 is a deficient number, since it is larger than the sum of its proper divisors (1673617).
52221023 is a wasteful number, since it uses less digits than its factorization.
52221023 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6937.
The product of its (nonzero) digits is 240, while the sum is 17.
The square root of 52221023 is about 7226.4114884222. The cubic root of 52221023 is about 373.7791956403.
Adding to 52221023 its reverse (32012225), we get a palindrome (84233248).
The spelling of 52221023 in words is "fifty-two million, two hundred twenty-one thousand, twenty-three".
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