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420333350 = 2528406667
BaseRepresentation
bin11001000011011…
…100011100100110
31002021221010221212
4121003130130212
51330101131400
6105413111422
713262526443
oct3103343446
91067833855
10420333350
111a62a3738
12b8928572
1369110678
143db789ca
1526d7d335
hex190dc726

420333350 has 12 divisors (see below), whose sum is σ = 781820124. Its totient is φ = 168133320.

The previous prime is 420333341. The next prime is 420333379. The reversal of 420333350 is 53333024.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4203284 + ... + 4203383.

It is an arithmetic number, because the mean of its divisors is an integer number (65151677).

Almost surely, 2420333350 is an apocalyptic number.

420333350 is a deficient number, since it is larger than the sum of its proper divisors (361486774).

420333350 is a wasteful number, since it uses less digits than its factorization.

420333350 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8406679 (or 8406674 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 23.

The square root of 420333350 is about 20502.0328260395. The cubic root of 420333350 is about 749.0853145505.

Adding to 420333350 its reverse (53333024), we get a palindrome (473666374).

The spelling of 420333350 in words is "four hundred twenty million, three hundred thirty-three thousand, three hundred fifty".

Divisors: 1 2 5 10 25 50 8406667 16813334 42033335 84066670 210166675 420333350