Base | Representation |
---|---|
bin | 100110100100… |
… | …0100001111101 |
3 | 1102001021122222 |
4 | 1031020201331 |
5 | 20134020104 |
6 | 2001215125 |
7 | 333603344 |
oct | 115104175 |
9 | 42037588 |
10 | 20220029 |
11 | 10460675 |
12 | 69314a5 |
13 | 425c61b |
14 | 2984b5b |
15 | 1b961be |
hex | 134887d |
20220029 has 8 divisors (see below), whose sum is σ = 20939520. Its totient is φ = 19504800.
The previous prime is 20220023. The next prime is 20220041. The reversal of 20220029 is 92002202.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-20220029 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 20219989 and 20220016.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20220023) 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, 10889 + ... + 12609.
It is an arithmetic number, because the mean of its divisors is an integer number (2617440).
Almost surely, 220220029 is an apocalyptic number.
It is an amenable number.
20220029 is a deficient number, since it is larger than the sum of its proper divisors (719491).
20220029 is a wasteful number, since it uses less digits than its factorization.
20220029 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2131.
The product of its (nonzero) digits is 144, while the sum is 17.
The square root of 20220029 is about 4496.6686557940. The cubic root of 20220029 is about 272.4335511182.
The spelling of 20220029 in words is "twenty million, two hundred twenty thousand, twenty-nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.075 sec. • engine limits •