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420313294 = 2909123117
BaseRepresentation
bin11001000011010…
…111100011001110
31002021220010110001
4121003113203032
51330100011134
6105412434514
713262414122
oct3103274316
91067803401
10420313294
111a628a665
12b8918a3a
13691044bb
143db71582
1526d77414
hex190d78ce

420313294 has 8 divisors (see below), whose sum is σ = 630566568. Its totient is φ = 210124440.

The previous prime is 420313279. The next prime is 420313297. The reversal of 420313294 is 492313024.

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

It is a super-2 number, since 2×4203132942 = 353326530226260872, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (420313297) 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, 6624 + ... + 29740.

It is an arithmetic number, because the mean of its divisors is an integer number (78820821).

Almost surely, 2420313294 is an apocalyptic number.

420313294 is a deficient number, since it is larger than the sum of its proper divisors (210253274).

420313294 is a wasteful number, since it uses less digits than its factorization.

420313294 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32210.

The product of its (nonzero) digits is 5184, while the sum is 28.

The square root of 420313294 is about 20501.5436979755. The cubic root of 420313294 is about 749.0734002813.

The spelling of 420313294 in words is "four hundred twenty million, three hundred thirteen thousand, two hundred ninety-four".

Divisors: 1 2 9091 18182 23117 46234 210156647 420313294