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1420012050 = 23529466747
BaseRepresentation
bin101010010100011…
…1010101000010010
310122222000002022220
41110220322220102
510402010341200
6352523441510
750121621552
oct12450725022
93588002286
101420012050
11669618086
12337686296
13198267522
14d6841162
15849e94a0
hex54a3aa12

1420012050 has 24 divisors (see below), whose sum is σ = 3521630256. Its totient is φ = 378669840.

The previous prime is 1420012043. The next prime is 1420012067. The reversal of 1420012050 is 502100241.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4733224 + ... + 4733523.

It is an arithmetic number, because the mean of its divisors is an integer number (146734594).

Almost surely, 21420012050 is an apocalyptic number.

1420012050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1420012050 is an abundant number, since it is smaller than the sum of its proper divisors (2101618206).

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

1420012050 is a wasteful number, since it uses less digits than its factorization.

1420012050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9466762 (or 9466757 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 15.

The square root of 1420012050 is about 37683.0472493932. The cubic root of 1420012050 is about 1123.9940439691.

Adding to 1420012050 its reverse (502100241), we get a palindrome (1922112291).

The spelling of 1420012050 in words is "one billion, four hundred twenty million, twelve thousand, fifty".

Divisors: 1 2 3 5 6 10 15 25 30 50 75 150 9466747 18933494 28400241 47333735 56800482 94667470 142001205 236668675 284002410 473337350 710006025 1420012050