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420463802 = 21119111991
BaseRepresentation
bin11001000011111…
…100010010111010
31002022011202220102
4121003330102322
51330114320202
6105415555402
713263611663
oct3103742272
91068152812
10420463802
111a6382750
12b898bb62
1369157b65
143dbb036a
1526da6d02
hex190fc4ba

420463802 has 8 divisors (see below), whose sum is σ = 688031712. Its totient is φ = 191119900.

The previous prime is 420463801. The next prime is 420463811. The reversal of 420463802 is 208364024.

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

It is not an unprimeable number, because it can be changed into a prime (420463801) 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, 9555974 + ... + 9556017.

It is an arithmetic number, because the mean of its divisors is an integer number (86003964).

Almost surely, 2420463802 is an apocalyptic number.

420463802 is a deficient number, since it is larger than the sum of its proper divisors (267567910).

420463802 is a wasteful number, since it uses less digits than its factorization.

420463802 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19112004.

The product of its (nonzero) digits is 9216, while the sum is 29.

The square root of 420463802 is about 20505.2140198536. The cubic root of 420463802 is about 749.1628003285.

The spelling of 420463802 in words is "four hundred twenty million, four hundred sixty-three thousand, eight hundred two".

Divisors: 1 2 11 22 19111991 38223982 210231901 420463802