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420353060 = 22523913811
BaseRepresentation
bin11001000011100…
…001010000100100
31002021222010222212
4121003201100210
51330102244220
6105413342552
713262641061
oct3103412044
91067863885
10420353060
111a6307526
12b8937a58
136911962a
143db81c68
1526d840c5
hex190e1424

420353060 has 24 divisors (see below), whose sum is σ = 921122496. Its totient is φ = 160830560.

The previous prime is 420353051. The next prime is 420353081. The reversal of 420353060 is 60353024.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 456446 + ... + 457365.

It is an arithmetic number, because the mean of its divisors is an integer number (38380104).

Almost surely, 2420353060 is an apocalyptic number.

It is an amenable number.

420353060 is an abundant number, since it is smaller than the sum of its proper divisors (500769436).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

420353060 is a wasteful number, since it uses less digits than its factorization.

420353060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 913843 (or 913841 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 23.

The square root of 420353060 is about 20502.5135044462. The cubic root of 420353060 is about 749.0970229091.

The spelling of 420353060 in words is "four hundred twenty million, three hundred fifty-three thousand, sixty".

Divisors: 1 2 4 5 10 20 23 46 92 115 230 460 913811 1827622 3655244 4569055 9138110 18276220 21017653 42035306 84070612 105088265 210176530 420353060