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420300142010 = 25771389217397
BaseRepresentation
bin1100001110110111101…
…01110011010110111010
31111011212102212102200022
412013123311303112322
523341233314021020
6521025550410442
742236300155340
oct6073365632672
91434772772608
10420300142010
11152280522571
1269559800a22
13308322635a8
14164b2297990
hex61dbd735ba

420300142010 has 64 divisors (see below), whose sum is σ = 879053160960. Its totient is φ = 141707408640.

The previous prime is 420300141997. The next prime is 420300142013. The reversal of 420300142010 is 10241003024.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 420300142010.

It is not an unprimeable number, because it can be changed into a prime (420300142013) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1824632 + ... + 2042028.

It is an arithmetic number, because the mean of its divisors is an integer number (13735205640).

Almost surely, 2420300142010 is an apocalyptic number.

420300142010 is an abundant number, since it is smaller than the sum of its proper divisors (458753018950).

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

420300142010 is a wasteful number, since it uses less digits than its factorization.

420300142010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 217871.

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 420300142010 its reverse (10241003024), we get a palindrome (430541145034).

The spelling of 420300142010 in words is "four hundred twenty billion, three hundred million, one hundred forty-two thousand, ten".