Search a number
-
+
33828341 = 191780439
BaseRepresentation
bin1000000100001…
…0110111110101
32100122122202112
42001002313311
532130001331
63205020405
7560351621
oct201026765
970578675
1033828341
1118105808
12b3b4705
137015691
1446c8181
152e8332b
hex2042df5

33828341 has 4 divisors (see below), whose sum is σ = 35608800. Its totient is φ = 32047884.

The previous prime is 33828337. The next prime is 33828359. The reversal of 33828341 is 14382833.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 33828341 - 22 = 33828337 is a prime.

It is a super-2 number, since 2×338283412 = 2288713309624562, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 33828298 and 33828307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33828241) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 890201 + ... + 890238.

It is an arithmetic number, because the mean of its divisors is an integer number (8902200).

Almost surely, 233828341 is an apocalyptic number.

It is an amenable number.

33828341 is a deficient number, since it is larger than the sum of its proper divisors (1780459).

33828341 is a wasteful number, since it uses less digits than its factorization.

33828341 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1780458.

The product of its digits is 13824, while the sum is 32.

The square root of 33828341 is about 5816.2136308771. The cubic root of 33828341 is about 323.4150555703.

The spelling of 33828341 in words is "thirty-three million, eight hundred twenty-eight thousand, three hundred forty-one".

Divisors: 1 19 1780439 33828341