Search a number
-
+
33850801 = 291816449
BaseRepresentation
bin1000000100100…
…0010110110001
32100200210120101
42001020112301
532131211201
63205312401
7560504245
oct201102661
970623511
1033850801
1118120676
12b405701
13702297a
1446d2425
152e89d01
hex20485b1

33850801 has 8 divisors (see below), whose sum is σ = 35217000. Its totient is φ = 32497920.

The previous prime is 33850787. The next prime is 33850811. The reversal of 33850801 is 10805833.

It can be written as a sum of positive squares in 4 ways, for example, as 4431025 + 29419776 = 2105^2 + 5424^2 .

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 33850801 - 213 = 33842609 is a prime.

It is a super-2 number, since 2×338508012 = 2291753456683202, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 33850801.

It is not an unprimeable number, because it can be changed into a prime (33850811) 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, 2025 + ... + 8473.

It is an arithmetic number, because the mean of its divisors is an integer number (4402125).

Almost surely, 233850801 is an apocalyptic number.

It is an amenable number.

33850801 is a deficient number, since it is larger than the sum of its proper divisors (1366199).

33850801 is a wasteful number, since it uses less digits than its factorization.

33850801 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6659.

The product of its (nonzero) digits is 2880, while the sum is 28.

The square root of 33850801 is about 5818.1441199063. The cubic root of 33850801 is about 323.4866158353.

The spelling of 33850801 in words is "thirty-three million, eight hundred fifty thousand, eight hundred one".

Divisors: 1 29 181 5249 6449 187021 1167269 33850801