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33054730 = 253305473
BaseRepresentation
bin111111000011…
…0000000001010
32022012100120021
41332012000022
531430222410
63140251054
7550650322
oct176060012
968170507
1033054730
1117727565
12b0a0a8a
136b04517
144566282
152d7deda
hex1f8600a

33054730 has 8 divisors (see below), whose sum is σ = 59498532. Its totient is φ = 13221888.

The previous prime is 33054719. The next prime is 33054739. The reversal of 33054730 is 3745033.

It can be written as a sum of positive squares in 2 ways, for example, as 32821441 + 233289 = 5729^2 + 483^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 33054695 and 33054704.

It is not an unprimeable number, because it can be changed into a prime (33054739) 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, 1652727 + ... + 1652746.

Almost surely, 233054730 is an apocalyptic number.

33054730 is a deficient number, since it is larger than the sum of its proper divisors (26443802).

33054730 is a wasteful number, since it uses less digits than its factorization.

33054730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3305480.

The product of its (nonzero) digits is 3780, while the sum is 25.

The square root of 33054730 is about 5749.3243081253. The cubic root of 33054730 is about 320.9306566310.

Adding to 33054730 its reverse (3745033), we get a palindrome (36799763).

The spelling of 33054730 in words is "thirty-three million, fifty-four thousand, seven hundred thirty".

Divisors: 1 2 5 10 3305473 6610946 16527365 33054730