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420996333 = 3266352697
BaseRepresentation
bin11001000101111…
…110010011101101
31002100011211101210
4121011332103231
51330233340313
6105435225033
713301260362
oct3105762355
91070154353
10420996333
111a670685a
12b8ba8179
13692b3374
143dcac469
1526e5e9c3
hex1917e4ed

420996333 has 8 divisors (see below), whose sum is σ = 561549888. Its totient is φ = 280553504.

The previous prime is 420996311. The next prime is 420996341. The reversal of 420996333 is 333699024.

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 420996333 - 26 = 420996269 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 420996291 and 420996300.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (420996353) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18360 + ... + 34337.

It is an arithmetic number, because the mean of its divisors is an integer number (70193736).

Almost surely, 2420996333 is an apocalyptic number.

It is an amenable number.

420996333 is a deficient number, since it is larger than the sum of its proper divisors (140553555).

420996333 is a wasteful number, since it uses less digits than its factorization.

420996333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55363.

The product of its (nonzero) digits is 104976, while the sum is 39.

The square root of 420996333 is about 20518.1951691663. The cubic root of 420996333 is about 749.4789465327.

The spelling of 420996333 in words is "four hundred twenty million, nine hundred ninety-six thousand, three hundred thirty-three".

Divisors: 1 3 2663 7989 52697 158091 140332111 420996333