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420110004 = 22335009167
BaseRepresentation
bin11001000010100…
…101111010110100
31002021111210120210
4121002211322310
51330022010004
6105404225420
713260606336
oct3102457264
91067453523
10420110004
111a6160956
12b883b270
1369062b02
143db1b456
1526d37089
hex190a5eb4

420110004 has 12 divisors (see below), whose sum is σ = 980256704. Its totient is φ = 140036664.

The previous prime is 420110003. The next prime is 420110011. The reversal of 420110004 is 400011024.

It is a tau number, because it is divible by the number of its divisors (12).

It is a Harshad number since it is a multiple of its sum of digits (12), and also a Moran number because the ratio is a prime number: 35009167 = 420110004 / (4 + 2 + 0 + 1 + 1 + 0 + 0 + 0 + 4).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (420110003) 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, 17504572 + ... + 17504595.

Almost surely, 2420110004 is an apocalyptic number.

It is an amenable number.

420110004 is an abundant number, since it is smaller than the sum of its proper divisors (560146700).

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

420110004 is a wasteful number, since it uses less digits than its factorization.

420110004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35009174 (or 35009172 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 12.

The square root of 420110004 is about 20496.5851789999. The cubic root of 420110004 is about 748.9526144366.

Adding to 420110004 its reverse (400011024), we get a palindrome (820121028).

The spelling of 420110004 in words is "four hundred twenty million, one hundred ten thousand, four".

Divisors: 1 2 3 4 6 12 35009167 70018334 105027501 140036668 210055002 420110004